The 22 oz. Tumbler has a double wall, vacuum insulated construction with 18/8 steel inner that will keep your drink cold for 24 hours and hot for 12 hours. This tumbler features a push-on lid with spill-proof slider to keep your drink protected and its soft co-molded anti-slip cork grip base prevents surface scratches on tables. The Pike has a slim tapered shape that can fit into most standard car cup holders and the durable and sweat-proof powder coat finish protects your hands and the tumbler. FDA compliant and BPA Free.