Our Silicone Straw Covers caps are made of high quality BPA-free silicone that is odorless, non-slip and easy to attach to the straw, which is safe and hygienic for you and your family's health,you can use it with confidence.
Perfectly compatible：Cute animals Daisy clouds straw cover perfectly fits for 9-10mm 0.35-0.4inch large size straws such as 40 oz / 30 oz tumblers straws.
