GoSili Universal Silicone Straw Cup Topper - Berry Cobalt Sea (3 Pack)
Turn any glass into a silicone straw cup with this universal fit silicone straw cup toppers.
Suction keeps the topper in place for a fit that's airtight and leakproof on any size cup, and as always, 100% plastic-free.
Includes three toppers and bonus flexible straw.
100% European-grade silicone.
Nontoxic, flexible, safe for teeth.
BPA, BPS, phthalate, PVC, and lead free.
Dishwasher, freezer, microwave safe.
First use: Wash tops with warm water and soap, then drop to boiling water for 2 minutes to sterilize.