20oz, Silver Luma Steel™ Sublimation Stainless Steel Tumbler, with Ringed base and clear lid. These double-walled, vacuum insulated tumblers keep any beverage hot or cold. This popular tumbler design is great for both men and women. Vacuum seal keeps liquids and carbonation fresh. 100% BPA and Phthalate Free. - Wide base - Easy-to-grasp shape - Secure lid - Stainless steel construction - Hand wash - Double wall eliminates condensation