
Stojo cups are made from LFGB-certified platinum food-grade silicone and FDA-grade polypropylene, or #5 recyclable plastic. The cups are designed to be leak-proof, collapsible, reusable, and microwave, freezer, and dishwasher safe. However, some users have reported that the cups leave a silicone taste in drinks, with the taste lingering even after washing. Other users have reported that they have not noticed any taste, except that of the drinks they have put in their cups.
| Characteristics | Values |
|---|---|
| Material | LFGB certified platinum food-grade silicone, FDA-grade polypropylene, #5 recyclable plastic |
| Taste | Some users report an unpleasant silicone taste that lingers even after washing |
| Taste compared to other products | A common fault of silicone products |
| Dishwasher safe | Yes |
| Microwave safe | Yes, but remove all plastic components first |
| Freezer safe | Yes |
| Recyclable | Yes |
| Staining | Some darker liquids like coffee can cause staining |
| Discoloration solution | Soak in a mix of water and 3% hydrogen peroxide for 24-48 hours |
| Leak-proof | Yes |
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What You'll Learn
- Stojo products are made from LFGB-certified platinum food-grade silicone and FDA-grade polypropylene
- Some users report an unpleasant silicone taste from their Stojo cups
- The cup is dishwasher-safe and can be cleaned by taking it apart into three pieces
- The cup is microwave-safe, but the plastic components should be removed before microwaving
- The Stojo cup collapses to palm-size and fits easily into bags and purses

Stojo products are made from LFGB-certified platinum food-grade silicone and FDA-grade polypropylene
The silicone used in Stojo products is soft, squishy, and collapsible, making it ideal for reusable cups and bottles. Its flexibility allows for easy storage and transportation, fitting snugly into bags and purses. However, some users have reported an unpleasant silicone taste in their drinks, which can persist even after washing. This issue is not unique to Stojo products and is a common challenge with silicone items.
The polypropylene material in Stojo products serves as the hard and durable component. It is used in conjunction with the silicone to create a sturdy yet collapsible structure. Stojo's commitment to using FDA-grade polypropylene aligns with its promise to deliver safe and reliable products to its customers. The company also emphasises its dedication to environmental sustainability, aiming to reduce single-use plastic waste.
While Stojo's choice of materials reflects its commitment to quality and safety, some customers have expressed concerns about taste retention and staining, particularly with coffee and tea. To address this, Stojo recommends soaking the affected product in a mixture of water and 3% hydrogen peroxide for 24 to 48 hours. Additionally, Stojo provides recycling options for its plastic components, encouraging customers to recycle #5 plastic through local municipal recycling programs.
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Some users report an unpleasant silicone taste from their Stojo cups
Stojo cups are made of LFGB-certified platinum food-grade silicone and FDA-grade polypropylene, or #5 recyclable plastic. The company prioritises the use of safe, high-quality materials and transparency in its production standards. The cups are free of BPAs, BPSs, phthalates, lead, and adhesives. They are also microwave, freezer, and
Despite the high-quality materials used, some users have reported an unpleasant silicone taste from their Stojo cups. This issue has been noted particularly when the cups are used for drinks like coffee or tea, with the taste lingering even after handwashing. The silicone taste seems to dissipate only after running the cup through a dishwasher cycle. This issue is not unique to Stojo cups, as other silicone products can also impart a similar taste to drinks.
It is worth noting that not all users experience this issue, and some reviews mention using the cup for coffee without any mention of an aftertaste. However, for those who do experience the silicone taste, it can be off-putting and impact their enjoyment of the product.
To address this issue, Stojo recommends soaking the cup in a mixture of water and 3% hydrogen peroxide for 24-48 hours to help with any discolouration or taste retention. This may help reduce the silicone taste, but it is unclear how effective it is in practice.
Overall, while Stojo cups are made from safe and high-quality materials, the presence of an unpleasant silicone taste for some users is a concern that may impact their experience with the product.
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The cup is dishwasher-safe and can be cleaned by taking it apart into three pieces
The Stojo cup is made of LFGB-certified platinum food-grade silicone and FDA-grade polypropylene, or #5 recyclable plastic. The cup is designed to be leak-proof and collapsible, making it convenient for travel. It is also dishwasher-safe, which can be helpful for removing lingering tastes and stains.
While the cup is dishwasher-safe, it is worth noting that it can be taken apart into three pieces for easier cleaning. This can be useful if you want to ensure a thorough clean or if your dishwasher is particularly small. The cup is designed to fit together like a puzzle, so it should be straightforward to take apart and reassemble.
To take apart the Stojo cup, you can follow these simple steps:
- Remove the heat sleeve: The heat sleeve is the outer component of the cup that provides insulation. It can be pulled off or unscrewed, depending on the model.
- Separate the lid and collar: The lid and collar are usually connected, but they can be taken apart for cleaning. They may be snapped or screwed together, so gently pull or twist them apart.
- Disassemble the bottom part: The bottom portion of the cup may also come apart to reveal the inner silicone cup. This will give you access to all the nooks and crannies for a thorough cleaning.
Once disassembled, you can place the pieces in the dishwasher or hand wash them with mild detergent and warm water. It is recommended to dry the pieces thoroughly before reassembling them to prevent any moisture buildup.
By taking apart the Stojo cup into its three main components, you can ensure that it is thoroughly cleaned and maintained. This will help prevent any unwanted tastes or odours from lingering and keep your cup in optimal condition.
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The cup is microwave-safe, but the plastic components should be removed before microwaving
Stojo cups are made of LFGB-certified platinum food-grade silicone and FDA-grade polypropylene, or #5 recyclable plastic. The company's FAQ page states that their cups are free of BPAs, BPSs, phthalates, lead, and adhesives. Stojo cups are also microwave-safe. However, it is recommended that you remove all plastic components, such as the lid, collar, and heat sleeve, before microwaving.
While the silicone cup is safe to be used in the microwave, it is important to note that some users have reported an unpleasant silicone taste when using their Stojo cups. This taste may linger even after washing the cup by hand, although it seems to dissipate after running it through the dishwasher. This issue is not unique to Stojo cups, as it is a common problem with silicone products.
The plastic components of the Stojo cup, such as the lid, collar, and heat sleeve, are made of #5 recyclable plastic. These components should be removed before microwaving the cup to avoid any potential issues. While the plastic used in Stojo cups is safe for microwave use, it is always a good idea to exercise caution when microwaving any type of plastic.
To avoid any unpleasant tastes or odours, it is recommended to remove all plastic components before microwaving your Stojo cup. Additionally, it is worth mentioning that the cup should be empty when collapsing it. This will help ensure that your Stojo cup remains in good condition and can be safely used in the microwave.
In conclusion, while the Stojo cup is microwave-safe, it is important to remove the plastic components before microwaving. By following this simple step, you can safely enjoy the convenience and sustainability that Stojo cups offer without worrying about any potential issues.
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The Stojo cup collapses to palm-size and fits easily into bags and purses
The Stojo cup is a reusable, collapsible cup that can be used for hot or cold drinks. It is made of LFGB-certified platinum food-grade silicone and FDA-grade polypropylene, or #5 recyclable plastic. The cup collapses into a compact, palm-sized cylinder, making it easy to carry and store in bags and purses. Its collapsible design makes it a convenient, space-saving option for those who want to reduce their use of single-use plastic cups.
While the cup is designed to be leak-proof, some users have reported leaks from the lid. It is recommended to screw the lid on tightly and ensure that the cup is empty before collapsing it. The cup can be cleaned in a dishwasher or by hand, although some users have noted that it can retain the taste and smell of certain drinks, such as coffee and tea, even after washing. To address this issue, it is suggested to soak the cup in a mixture of water and 3% hydrogen peroxide for 24-48 hours.
The Stojo cup comes with a straw that folds down into the cup when not in use, making it convenient for storage and transport. The straw is relatively wide, allowing for a generous sip, but it may cause water to squirt out from the top if the cup is filled too high. The cup also includes a heat sleeve and a collar, which are made of recyclable plastic. Before microwaving, it is important to remove these plastic components, as well as the lid, to avoid potential damage.
Overall, the Stojo cup offers a sustainable and portable solution for those seeking an alternative to single-use cups. Its collapsible design makes it easy to carry in bags and purses, contributing to a more eco-friendly lifestyle. While there have been some reports of taste retention and leaking, proper care and maintenance can help mitigate these issues.
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Frequently asked questions
No, Stojo cups are made of LFGB-certified platinum food-grade silicone and FDA-grade polypropylene, or #5 recyclable plastic. However, some users have complained about a lingering silicone taste in their drinks.
Silicone products tend to retain flavours even after being washed. This is a common fault of silicone products.
To get rid of the silicone taste, try running your cup through the dishwasher. Alternatively, you can soak your cup in a mix of water and 3% hydrogen peroxide, and let it sit for 24-48 hours.











































