THERMOS 16 Oz 450 Ml Stainless-steel Exterior with Interior Plastic (Bpa-free), Insulated Travel Mugs in Smoke/gray and Silver Colors! (Silver) Stainless steel travel mugs with handle and Screw-on lid; each holds up to 16 ounces Double wall foam insulation retains hot or cold temperatures Unbreakable stainless steel exterior, BPA-free plastic interior liner Sweat-proof design won't leave water rings; spill-resistant slide lock Fits most automotive cup holders; hand washing recommended. Comes with Limited 1 year manufacturers warranty from THERMOS!