ROCKBROS is a brand of ROCKBROS LLC in the United States. The company adheres to the concept of providing affordable products for every consumer who loves cycling and healthy life, disseminating healthy cycling culture and focusing on the field of cycling equipment. EXCELLENT COOLING PERFORMANCE: More than 48 hours extra long cooling insulation time under a 107 degree indoor environment, will keep the food fresh and drinks cool.The inner material of the soft cooler is high density insulation foam and the interior surface is waterproof TPU & airtight zipper which can ensure the cool air stays in LARGE CAPACITY: ROCK BROS leak proof soft cooler size: 16.53 * 11.02 * 13.38 inches( L * W * H ), Inner size: 14.25 * 8.78 * 9.25 inches, 30 Can could be held. The 30 can insulated soft pack cooler can be placed in the trunk of the car easily. You can take it for camping, fishing, road beach Trip, Golf, Picnics, outdoor hiking, boating, rafting DURABLE & WATERPROOF: The exterior of the cooler bag is reinforced with 840D nylon and the top & bottom material is 420D polyester, keeping the insulated leak proof soft pack cooler not pierced by sharp objects easily. It would be durable and strong enough after being filled with fruit & drinks. 100% waterproof material and the leakproof airtight zipper ensure ROCK BROS soft sided cooler excellent waterproof performance CONVENIENT & PORTABLE: Humanized designs provide more convenient. a: Bottle Opener design, drink beer everywhere only need to take the ROCK BROS soft cooler bag. b: External Suspension design,hang some outdoor necessities to make it convenient for us. c: Anchor shape zipper auxiliary tool helps you open & close the leak proof soft coolers easily MULTIPLE CARRYING WAYS: A detachable shoulder strap with soft pad, when holds light goods, the waterproof 30 can insulated cooler can be carry on your shoulder. One reinforced top strap and two reinforced side handle straps design, it would be necessary while hold more heavy drinks