🦄Straw Cover for Stanley Cup: The size of the Amreich straw covers is right for Stanley 20oz, 30oz, 40oz cups, it's the perfect stanley straw accessories. please note that package only includes straw covers, straw is not included. 🦄Safety Material: The Unicorn design straw covers are made of food grade silicon, which is no-toxic, no smell, cold and heat resistant, safe for long-term use. it's reusable and dishwasher washable. 🦄Protect Your Drinks: The straw cover is not only cute to decorate your straws but also prevent your pet from licking or biting your straws. These cover topper can seal your straw perfectly which is dust-proof and prevent spilling during moving, especially suitable for outdoor activities, such as walking, camping, hiking etc. 🦄Easy to Use: The silicon straw tips consist of the bottom part of the retaining ring and the top part of the cap stopper and connected by silicone thread in the middle . Bottom part can be directly fixed on the straw, when you drink, pull the top part out, when you're not drink, put the top cap back. 🦄Cute Gifts: The straw cover set includes 4 pcs cute unicorn deign straw toppers. they are creative decorations for your stanley straw cup. Suitable for all kinds of parties like straws party and wonderful gifts for friends and family. Don't worry about getting the wrong size, if it doesn't fit your stanley or other cups, we will provide 100% refund. Feature: Made of silicone, which is washable, reusable and safe for a long time use. Creative shaped, which is adorable and lovely, which is decorative. Decorating your straw,splashing proof, especially for out door activity. Nice gifts: Silicone straws are the nice gifts in most occasion, nice for family or children's party celebrations and trendy for a family reunion, girl's night out, cocktail party, patio BBQ, picnics, boating and more, better gift choices for your families and friends. Specification: Material: silicone Size: suitable for straw diameters between 6 mm and 10 mm, good sealing effect, and leakproof. Package includes: 8 x Reusable silicone straw covers