Silicone Straw Caps for Stanley Cups and Tumblers

The straw caps we offer have a diameter of 10mm (0.4in) and are designed to be perfectly compatible with the Stanley 40 oz/30 oz tumbler with handle. Additionally, they fit all large-diameter long straws with a diameter of 9-11mm, but customers should confirm the size of their straw before purchasing the straw cover cap.

Made of food-grade silicone, these straw covers are durable, reusable, and easy to clean by hand or in the dishwasher. They are airtight and sealed, dustproof and splashproof, making them ideal for outdoor activities. Moreover, they can help encourage children to drink more water.

These straw toppers are not only stylish but practical as well. They effectively block dust and other foreign objects from entering your drink, without harming your body. Additionally, they have a cute design that adds to their appeal.

The portable straw lid kit is small and easy to carry, making it perfect for outdoor activities like walking, camping, and hiking.

At our company, customer satisfaction is our top priority. If you have any questions or concerns, please don't hesitate to contact us. We are committed to resolving any issues you may have within 24 hours. Please note that this product does not include a straw.

In summary, our straw caps offer a perfect fit for the Stanley 40 oz/30 oz tumbler with handle, as well as other large-diameter long straws. Made of food-grade silicone, they are durable, reusable, and easy to clean. These straw toppers not only protect your drink from dust and other foreign objects but also have a cute design and are portable, making them ideal for outdoor activities. We stand behind our product and are dedicated to providing excellent customer service.

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