Perfect compatibility precise fit: our silicone straw cover is specially designed for stanley cups straws, ensuring you never have to worry about sizing issues. The inner diameter of the straw lid measures 0.4 inches (10 mm), making it a perfect match for stanley 30 oz 40 oz cups, providing a secure and snug fit that won't come off during use. (please confirm your straw diameter before purchasing).
Cute design practical: you will receive 6 differently colored and mixed straw covers cap. They are durable, reusable, and easy to clean. In addition, these cute straw covers not only decorate your water cup and catch the eye but also encourage you and your children to drink more water.
What's in the box
6 x Straw Caps
