RSG Engraved Tumbler

Copper-lined, vacuum-insulated deep draw liner maintains optimal drinking temperatures and provides 8X heat retention Lead-free vacuum seal. Stainless Steel dual-walled construction. Sweat-free design. Features a screw-on, spill-proof AS plastic with unique flip top design and Tritan snap locking closure lid. Keeps ice for over 24 hours.   20oz capacity.