The Avex Highland Autoseal® Stainless Insulated Travel Mug has been engineered to provide superior performance with Autoseal® technology that allows to prevent spills and leaks on the trail, at the gym or on the road. The Highland Travel Mug will keep contents hot for 5 hours or cold for 14 hours. A drink button locks for spill free transport. It also fits in car and exercise equipment cup and is top rack dishwasher safe.100% FDA-approved, BPA-free materials.Sleek design fits cup holders for travel.Double-wall stainless steel construction eliminates external condensation..Top-rack dishwasher safe.Material: Stainless Steel.Capacity: 16 oz or 20 oz.