About Tumbler Cups:
Material of Stainless Steel Tumblers: SUS 304 body and premium material lid, 12oz
The only drink lid that uses the power of magnets to keep your water, beer, or favorite drink on lock.
The double-wall insulated tumbler with a vacuum helps your drink keep its temperature from 3 to 4 hours
Hand Wash ONLY - NOT dishwasher or microwave safe