Recycled Stainless Steel Outer And Inner | Powder Coated Finish | Double Wall Construction For Insulation Of Hot Or Cold Liquids | Vacuum Insulated | Screw On, Spill-Resistant Sip Through And Sip Top Lid | Push Button To Pop Lid | Push Button To Pop Lid Open | Easy Carry Handle | Meets FDA Requirements | BPA Free | Hand Wash Recommended