Designed from scratch by strength athletes for strength athletes, the Sling Shot Training Backpack keeps all of your gear secure whether you're training or on the go and is equipped with a lumbar support pad that houses your lifting belt and provides comfort while wearing. This durable backpack features a Thermo-Lined cooler compartment, nylon waterproof bottom, sealed dirty clothes pocket, quick-access phone/keys pocket, padded laptop sleeve, rugged metal zippers and pockets tailored to store your gear.