This double walled vacuum insulated travel mug features copper plated inner wall that helps keep drinks hot for more than 8 hours and cold for more than 12 hours! The premium, food grade 18/8 stainless steel is BPA free. Includes a spill resistant slide action lid. Hand washing recommendedMaterial: Stainless SteelStandard Decoration Includes: 1 Color, 1 LocationAll Available Decoration Options: Printed: 3" W x 2.5" H FrontLaser Etch: 3" W x 2.5" H BackFull Color Digital: 3" W x 2.5" H 1 SideStandard Packaging: Bulk