Features: Protect your Cup with the Straw Cover Cap, designed to keep your straw clean and-hygienic. Made of high-quality silicone material, have a flexible design that fits 8-12mm straws. Perfect for anyone who-loves to enjoy their favorite beverage on-the-go-without worrying about dirt or-germ on their straw. Ideal-for use at-home, office, gym, or while traveling, these straw tip covers provide extra-protection to your cup and are easy-to clean. Stylish-and practical: This straw-topper not only looks cute, but is also practical. It prevents the straw from being contaminated by dust and-spittle in-the-air, and also prevents mosquitoes from entering the water cup, keeps the straw and cup-hygienic. Specifications: Material:Silicone Size:Approx.7X0.8cm/2.75X0.31" Suitable for diameter 7-8mm straws with certain elasticity. Package Includes: 10 Piece Silicone Straw Cover Cap note: Please allow 1-2cm errors due to manual measurement,Please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.