StackTech™ tool bag is optimized for jobsite performance and portability. It features an auto-locking interface that ensures the bag sits securely, locks into place for transport and easily unlocks with a slide of a switch. A prominent lock indicator lets you know your stack is safe to move without second guessing. Accessing tools is simple and intuitive with a wide zippered opening. The StackTech™ tool bag has a big main compartment with multiple internal and external pockets and a metal tape measure clip to help everyone stay organized and partition their space. The StackTech™ tool bag is built for high-impact durability with rugged fabric and a waterproof polymer hard bottom to ensure it can handle the toughest conditions. The StackTech™ tool bag is engineered for everyone to build a system unlike any other and customize it to the needs of every trade.