Eco-Friendly Crafting: Knitting A Chic Purse From Plastic Bags

how to knit a plastic bag purse

Knitting a plastic bag purse is a creative and eco-friendly way to repurpose single-use plastic bags into a stylish and functional accessory. This project not only reduces waste but also allows you to craft a unique item tailored to your taste. By cutting plastic bags into strips, known as plarn (plastic yarn), and using basic knitting techniques, you can transform these materials into a durable and lightweight purse. Whether you're a beginner or an experienced knitter, this project offers a fun and sustainable way to explore your creativity while contributing to a greener planet.

Characteristics Values
Material Needed Plastic bags (grocery or shopping bags), Scissors, Crochet hook or knitting needles
Preparation Cut plastic bags into strips (approximately 1-2 inches wide), Flatten and roll strips into "yarn" balls
Stitch Techniques Single crochet, Double crochet, Knit stitch, Purl stitch (depending on method)
Purse Size Customizable (small pouch to large tote), Typically 8-12 inches in height and width
Strap Options Plastic bag yarn straps, Fabric straps, Chain straps, or pre-made handles
Closure Types Button and loop, Zipper, Snap button, Drawstring, or Velcro
Decorative Elements Beads, Ribbons, Fabric patches, Embroidery, or Paint
Time Required 4-8 hours (depending on size and complexity)
Skill Level Beginner to Intermediate (basic knitting/crochet skills)
Durability Moderate (plastic bags can stretch or tear under heavy use)
Environmental Impact Eco-friendly (repurposes plastic waste), Reduces landfill contribution
Cost Low (primarily uses recycled materials)
Maintenance Wipe clean with damp cloth, Avoid machine washing
Popular Variations Market bag, Clutch, Crossbody bag, Beach tote
Additional Tools Yarn needle, Measuring tape, Stitch markers (optional)
Pattern Availability Free patterns available online (blogs, YouTube, Pinterest)

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Gathering Materials: Collect clean plastic bags, scissors, crochet hook, and yarn for handles

To begin your plastic bag purse project, the first step is to gather all the necessary materials. The primary component, of course, is plastic bags. Collect a variety of clean, used plastic bags, preferably in different colors if you want a vibrant, multi-hued purse. Aim for around 30-50 bags, depending on the size of the purse you wish to create. Ensure the bags are clean and dry, as any residue or moisture can affect the knitting process. You might consider using grocery bags, retail shopping bags, or even bread bags, as long as they are in good condition.

Once you have your plastic bags ready, it's time to prepare them for knitting. Lay each bag flat and cut off the handles and the sealed bottom, leaving you with a rectangular sheet of plastic. Then, cut this sheet into strips approximately 1 inch wide. You can make the strips slightly wider or narrower depending on your preference and the desired look of your purse. These plastic strips will serve as your 'yarn' for knitting. The more bags you cut into strips, the more material you'll have to work with, allowing for a larger or more intricate design.

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In addition to the plastic bags, you'll need a few essential tools. A good pair of scissors is crucial for cutting the bags into strips and for any adjustments needed during the knitting process. Make sure the scissors are sharp and comfortable to use, as you'll be doing a fair amount of cutting. Next, you'll require a crochet hook, which will be your primary tool for knitting the plastic strips together. Choose a hook size that feels comfortable in your hand and is suitable for the thickness of your plastic strips; a size H-5.00mm to I-5.50mm hook often works well for this type of project.

The final material to gather is yarn for the purse handles. Select a yarn that complements the colors of your plastic bags or choose a contrasting shade for a bold statement. The yarn should be sturdy and durable, as it will need to support the weight of the purse and its contents. Consider using cotton or acrylic yarn, which are both strong and easy to work with. You might also want to choose a yarn that is slightly thicker than your plastic strips to ensure the handles are robust. With all these materials assembled, you'll be well-prepared to start crafting your unique plastic bag purse.

Remember, the key to a successful project is having everything ready before you begin. Take your time to collect and prepare the plastic bags, ensuring you have a sufficient quantity and a variety of colors if desired. Check that your scissors are sharp and your crochet hook is the right size. By being thorough in this initial stage, you'll set yourself up for a smooth and enjoyable knitting experience, resulting in a beautiful and eco-friendly accessory.

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Cutting Bags: Flatten bags, cut into strips, and join them for yarn

To begin the process of creating yarn from plastic bags for your knitted purse, start by flattening the bags. Lay each plastic bag on a flat surface and smooth out any wrinkles or folds. This ensures that the bag lies evenly, making it easier to cut into consistent strips. If the bags have handles, you can either cut them off or incorporate them into your strips, depending on the desired thickness of your yarn. Flattening the bags also helps in maximizing the material you can use, as it allows you to cut longer, more uniform strips.

Once the bags are flattened, the next step is to cut them into strips. Fold the flattened bag in half lengthwise, and then fold it again to create a long, narrow strip. Using a pair of sharp scissors, cut the folded bag into strips of your desired width. A common width for plastic bag yarn (often called "plarn") is about 1 to 1.5 inches, but you can adjust this based on the thickness you want for your purse. Be consistent with your strip width to ensure even knitting. Cut along the folded edge, stopping about 1 inch from the open end to create a continuous strip. Unfold the strip and repeat the process with all the bags you’ve collected.

After cutting the strips, you’ll need to join them to create a continuous yarn. To do this, take the end of one strip and overlap it with the end of another strip by about 0.5 inches. Cut a small slit in the middle of both overlapping ends, then insert one end through the slit of the other and pull it tight to create a secure knot. This method ensures that your yarn remains strong and doesn’t come apart while knitting. Continue joining strips until you have a long, continuous piece of "plarn" sufficient for your project. The length will depend on the size of the purse you plan to knit.

As you work, it’s helpful to organize your strips to avoid tangling. You can wind the joined strips into a ball or wrap them around a piece of cardboard to keep them neat. This makes it easier to manage the yarn as you knit. If you’re using bags of different colors, you can also sort and join strips by color to create a patterned effect in your purse. Planning your color scheme at this stage can add an extra creative dimension to your project.

Finally, before you start knitting, test the tension of your plastic bag yarn. Knit a small swatch to ensure that the strips are neither too tight nor too loose. Adjust your cutting width or knitting technique if needed. Working with plastic bags can be slightly different from traditional yarn, so practicing with a few rows will help you get a feel for the material. Once you’re comfortable with the process, you’ll be ready to begin knitting your plastic bag purse.

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Starting the Base: Create a slipknot, crochet a sturdy base for the purse

To begin crafting your plastic bag purse, the first step is to create a slipknot, which will serve as the foundation for your crocheted base. Start by taking a plastic yarn strip (cut from a plastic bag) and make a simple loop, crossing one end over the other to form an ‘X’. Then, fold the top part of the ‘X’ down to create a smaller loop, ensuring the end of the strip is tucked neatly. Pull the end through this smaller loop to secure it, and you’ve created your slipknot. This slipknot will act as your first stitch and provide a stable starting point for your purse.

Next, insert your crochet hook into the slipknot and grab the working end of the plastic strip. Yarn over (wrap the strip around the hook) and pull it through the slipknot, creating a chain stitch. Repeat this process to create a chain of the desired length for your purse’s base. For a sturdy base, aim for a chain of about 10 to 15 stitches, depending on the size of your purse. This chain will form the width of your base, so measure it against your desired purse size to ensure accuracy.

Once your foundation chain is complete, it’s time to crochet rows to build the base. Begin by working a single crochet stitch into the second chain from the hook. Continue making single crochet stitches into each chain stitch across the row. At the end of the row, chain one and turn your work. For the next row, single crochet into each stitch of the previous row, ensuring your stitches are tight and consistent. Repeat this process for 3 to 4 rows, or until your base is as thick and sturdy as you’d like. This repetition creates a solid foundation that will support the weight of the purse and its contents.

As you work on the base, pay attention to keeping your stitches even and tight. Plastic strips can be slippery, so maintaining tension is crucial for a neat appearance. If you find the base curling or warping, adjust your tension or add more rows to flatten it out. The goal is to create a firm, flat surface that will serve as the bottom of your purse. Once your base is complete, you’ll have a strong starting point to build the sides and body of your plastic bag purse.

Finally, ensure your base is the correct shape and size before moving on to the next steps. Gently press and shape it with your hands to reinforce its structure. If needed, weave in any loose ends using a yarn needle to keep the base tidy. A well-crafted base is essential for the overall durability and appearance of your purse, so take your time to perfect this initial stage. With a sturdy base in place, you’re now ready to continue crocheting the sides and adding creative details to your unique plastic bag purse.

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Building Sides: Continue crocheting in rounds to form the purse walls

To build the sides of your plastic bag purse, you'll continue crocheting in rounds, gradually shaping the walls to your desired height and width. Start by ensuring your foundation chain or base is securely closed to form a round. Insert your hook into the first stitch of the round, and begin working your chosen stitch pattern – typically a single crochet (sc) or half-double crochet (hdc) works well for durability. Maintain an even tension as you crochet each stitch, being careful not to pull too tightly or leave the stitches too loose. Complete the first round by joining with a slip stitch (sl st) to the first stitch of the round, taking care to keep the seam as neat as possible.

As you progress with each subsequent round, pay attention to the shape and structure of your purse. If you want to maintain a straight wall, simply continue crocheting without increasing or decreasing stitches. However, if you'd like to create a slightly tapered or flared shape, you can strategically add or omit stitches as needed. For example, to slightly flare the top of the purse, you might increase one stitch every few rounds by working two stitches into a single stitch from the previous round. Conversely, to taper the shape, you could decrease stitches by skipping a stitch or working two stitches together.

When crocheting with plastic bags, it's essential to consider the unique properties of the material. Plastic yarn, often referred to as "plarn," can be slippery and may require a bit more attention to maintain consistent tension. You may find it helpful to use a slightly larger hook than you would with traditional yarn to accommodate the plarn's stiffness. Additionally, be mindful of the bag's edges and ensure they are securely woven into your stitches to prevent fraying or unraveling. As you work, periodically check the inside of your purse to ensure the walls are smooth and free of twists or tangles.

To add visual interest to your purse's sides, consider incorporating color changes or stitch patterns. You can create stripes by switching colors at the beginning of a round or experiment with more complex patterns like chevron or basketweave. If you're new to crocheting with plarn, it's a good idea to practice your chosen stitch pattern on a small swatch before committing to the entire purse. This will help you get a feel for the material and ensure you're happy with the stitch definition and overall appearance. Remember, the beauty of crocheting with plastic bags is that it's an eco-friendly and forgiving process – if you make a mistake, you can simply unravel the plarn and start again.

As you near your desired height for the purse walls, take a moment to assess the overall shape and structure. Hold the purse up to get a sense of its proportions and make any necessary adjustments. If you find the walls are too tall or short, you can easily add or remove rounds to achieve the perfect size. Once you're satisfied with the height, finish the final round with a slip stitch and weave in any loose ends. Your purse walls should now be complete, providing a sturdy and stylish foundation for the next steps in your project, such as adding straps or embellishments. With the sides built, you're one step closer to a unique and functional plastic bag purse.

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Adding Handles: Attach yarn or crocheted straps securely to the purse top

To add handles to your knitted plastic bag purse, start by deciding on the type of strap you want to use. You can either use a sturdy yarn or create crocheted straps for a more intricate look. If using yarn, choose a color that complements your purse and ensure it’s thick enough to bear the weight of the bag. For crocheted straps, use the same technique you used for knitting the purse, creating a chain or a flat strip of the desired length and width. Measure the strap length by holding it against the purse to ensure it’s comfortable for carrying.

Once you have your straps ready, position them securely on the purse top. Fold the top edge of the purse inward slightly to create a neat finish, then place the ends of the straps evenly spaced on either side. Use a yarn needle and a matching yarn or thread to sew the straps firmly in place. Begin by threading the needle and inserting it through the strap and the folded edge of the purse, creating a strong anchor point. Repeat this process several times, crisscrossing the stitches for added strength. Ensure the straps are tightly attached to prevent them from pulling loose under weight.

For added durability, consider reinforcing the attachment points. After sewing the straps in place, weave the yarn needle in and out of the stitches a few more times, creating a small knot or securing the thread tightly. Trim any excess yarn, leaving a small tail to avoid unraveling. If using crocheted straps, you can also crochet directly onto the purse top by inserting your hook through the knitted stitches and working a few rows to attach the strap securely. This method provides a seamless and integrated look.

Test the strength of the handles before finalizing the purse. Gently tug on the straps to ensure they are firmly attached and can support the weight of the bag when filled. If any areas feel loose, reinforce them with additional stitches. Properly secured handles not only enhance the functionality of the purse but also contribute to its overall aesthetic appeal.

Finally, consider adding decorative elements to the handles for a personalized touch. You can wrap the straps with contrasting yarn, attach small beads, or even embroider simple designs along the length. These details can elevate the look of your plastic bag purse, making it a unique and stylish accessory. With the handles securely attached and any embellishments added, your knitted plastic bag purse is ready for use.

Frequently asked questions

Sturdy plastic bags like grocery bags or shopping bags work best. Look for bags with a consistent thickness and avoid flimsy ones.

Flatten the bags, cut off the handles and bottoms, and then cut them into strips about 1-2 inches wide. You can join the strips by tying knots or using a lighter to fuse the ends.

Use large knitting needles, typically size 10-15 (6-10 mm), to accommodate the plastic strips and create a sturdy yet flexible fabric.

Cast on the desired number of stitches based on the size of your purse. Use a simple stitch like garter or stockinette for beginners. Knit until the piece is long enough to fold and sew into a purse shape.

Fold the knitted piece in half and sew the sides together. Add straps by knitting or braiding extra plastic strips and attaching them securely. You can also line the purse with fabric for a polished look.

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