12pcs 3D straw covers with 10mm diameter designed for Stanley.Silicone Straw cover for Kids Girls Womens Coffee cup and Water bottle.straw toppers is dustproof and reusable.

["3D Silicone straw covers come in 12 different styles with a 0.4\"/10mm inner diameter, compatible with stanley 30oz/40 oz tumbler straws and most of 0.4\"/10mm diameter drinking straw tips. Please confirm the diameter of the straw before purchasing.","Straw cover fits for Stanley Cup made of high quality food grade silicone, safe and odorless, reusable and easy to clean.","The soft 0.4inch/10mm straw cover is easy to put on and take off, it is attached to the straw, when you open the straw topper to drink, they will hang on the side of the straw, so they won't be lost. Please note that straws are not included in our package.","The cute cartoon image on the straw cover makes it easier for children to focus on their water intake, increasing their willingness to drink water. Additionally, the design allows for easy identification of their own water cup.Suitable for silicone straws, glass straws, stainless steel straws, etc.. Ideal gifts for friends and family.","The straw lid can seal your straw, so that it can prevent dust when not drinking, or prevent drinks from spilling during moving, especially suitable for outdoor activities such as walking on the street, camping, hiking or for a birthday party, Christmas party, Musical ball."]