70% Stainless Steel, 25% Polypropylene, 5% Silicone. Design: Contrast Detail, Logo. Double-Walled, Hot Up To 6 Hours, Keeps Drinks Cold For 12 Hours, Push-On Lid, Removable Lid, Spill-Proof Lid, Thermulate Insulated. Capacity: 0.6L. Ref: UTRG12612