This double walled vacuum insulated travel mug features copper plated inner wall that helps keep drinks hot for more than 6 hours and cold for more than 24 hours! The premium, food grade 18/8 stainless steel is BPA/Phthalate and lead free. Includes a splash-proof slider lid.Material: 18/8 Stainless SteelStandard Decoration Includes: 1 Color, 1 LocationAll Available Decoration Options: Printed: 2.5" W x 2.5" H Front : 2.5" W x 2.5" H Back: 8.5" W x 3" H WrapFull Color Digital: 2.5" W x 2.5" H 1 SideStandard Packaging: Bulk