The double-wall vacuum insulated marine grade stainless steel construction keeps liquid temperatures inside constant up to 24 hours. The collapsible handle helps in storage while the included nylon strap is great for carrying. The threaded cap is also a 12 oz. drinking cup. The Touch N' Pour Stopper makes dispening water easy with 360 degrees pouring ability. Classic34 features a 15 year warranty and a 2 year warranty on the Touch N' Pour stopper. Manufactured by Pacific Cornetta