High-Quality Materialthe straw covers cap is made of reliable plastic material, BPA free, Odorless, Durable and reusable, non-slip and easy to fix, durable and reusable, odorless and non-toxic, it can be applied with confidence, washable and reusable, manual cleaning is recommended Suitable Sizestraw covers for reusable straws are suitable for most types of 6-8 mm straws, they are suitable for plastic straws, glass straws, stainless steel straws and so on; Please note our package is not including the straw, please measure the size of the straw before buying. Convenient to Applythe straw caps can be easily opened and closed, you can directly attach or remove the straw caps to the long plastic straws as you need, and the straw caps can also be suspended from the straws, let you enjoy the drinks.Nicely Match Your Cups: the flexible large bendable straws with straw covers can be nicely matched with your cups, bottles, mugs, glasses and other containers, featuring versatile functions, making your cups more attractive and personalized. Easy to carry & good protectionOur Silicone Straw Tips can perfectly cover your straw. Effectively dustproof and spill proof. It can be fixed on the straw and can still be hung on the side of the straw after opening the cover. Prevent loss and easy to use.Keep your straws cleaning!They are small in size and convenient for daily carrying, especially suitable for outdoor activities, walks, and camping.