Meet the only silicone cup on the market without a plastic lid. Our travel mugs are 100% plastic-free with an embedded stainless steel ring that makes them strong enough to grip without collapsing. For use with hot and cold liquids. It's microwaveable, it's stylish, and it'll fit in your cupholder - you're welcome. European-grade silicone with embedded stainless steel ring. BPA, BPS, phthalate, PVC, and lead free. 16 oz cup. One-of-a-kind uncollapsable design. Dishwasher and microwave safe.