Double Wall Vacuum Insulated provides maximum temperature retention of both hot and cold beverages. Up to 6 hours hot and 24 hours cold; High-Grade 18/8 (304) Stainless Steel - highly durable and corrosion-resistant; Copper Plate Insulation; UV Tint Slider Lid; Sweat Free Exterior; DuraGrip Powder Coat Finish is both ultra-durable and provides a textured surface for you to grip (excluding stainless steel variant); BPA Free; Dimensions: 7.3" H x 3.4" Top Dia. / 2.7" Bottom Dia.; Capacity: 20oz / 590ml