188 grade stainless steel for maximum durability.No rust and long service life.Double-layer vacuum insulation keeps your drinks hot and cold for hours.Design is effortless. Can be firmly grasped.Crystal cap prevents leakageSuitable for carrying.Great for carrying your car, boat or truck.20 ounce capacityKitchen grade 188 stainless steel, extremely durableIt is rust-free and can be used for a long time.Double-layer vacuum insulation keeps your work hot and cold for hours.No sweat design for strong retentionTransparent crystal cover prevents spillageSuitable for use on the goSuitable for your car, boat or truckQuantity: 1 piece.