Leak-Proof and Dust-Proof: Our straw lid effectively prevent beverage leakage and provide a seal against dust, dirt, and droplets to keep your straws clean in any environment or occasion. High-Quality Silicone: Made of BPA-free, odorless silicone, our straw covers are hand washable, dishwasher safe, and durable for long-lasting use. Fits 10mm Straws: Suitable for Tumbler 30 and 40 oz handle cup tumblers and other straws with a diameter of 9-10 mm, ensuring a snug fit without slipping off. Convenient and Portable: The straw cover attaches effortlessly to the straw and hangs on even with the lid open, making it easy to carry for outdoor activities such as swimming, picnicking, camping, working, and driving. Charming Gift Option: Adorable and thoughtful, these straw lids make a delightful gift for family and friends for birthdays, Christmas, weddings, or outdoor gatherings. Introducing our leak-proof and dust-proof straw cover set, designed to enhance your drinking experience and keep your straws clean. Made of high-quality silicone, these BPA-free and odorless straw covers are not only practical but also durable and easy to clean. With a 10mm diameter, they are suitable for Tumbler 30 and 40 oz handle cup tumblers, as well as other straws with a diameter of 9-10 mm. The snug fit ensures that they stay securely in place without slipping off, even when the lid is open. Perfect for outdoor activities such as swimming, picnicking, camping, working, and driving, these straw covers are convenient to carry and use. Additionally, their charming design makes them a thoughtful gift for family and friends on various occasions. Whether it's a birthday celebration, Christmas, a wedding, or an outdoor gathering, this adorable and practical gift is sure to be loved. Please note that the set includes straw covers only; the cup and straw are not included. Item Name: Straw Cover Material: Silicone Shape: Love Heart Features: Food Grade, Cute Shape, Dust-proof Size Details: Suitable Straw Diameter: 0.9cm-1cm/0.35"-0.39" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: Red, Light Pink, Cyan,Purple, Green,Yellow, Orange,Blue: 1 x Straw Cover or Mix Color: 8 x Straw Covers(Different Color)