A rugged, indestructible backpack is essential for the outdoors. The Muul Ruckbucket fits the bill. It’s a water-resistant, insulated backpack and cooler that can hold up to 5.3 gallons of fluid. It’s made from tough, crushproof yet lightweight 500D material to survive the rigors of the jungle while offering invaluable service. The lid is strong enough to use as a seat and the adjustable shoulder straps can withstand the weight while protecting your shoulders. The cooler insert can be removed if you don’t want to use it. You can add Muul Compatible accessories to make the most out of the backpack.