A superior quality tool backpack with 48 pockets and sleeves, including a large expandable storage compartment, padded shoulder straps and reinforced padded carrying handles. 41 inside and 7 outside pockets to organize a wide variety of tools and accessories. 2 main zippered compartments and a large adjustable exterior pocket. Adjustable padded shoulder straps with slip-resistant material. Abrasion-resistant base pads.