The TSTAK® deep box with flat top offers new innovation in storage options. This flexible platform allows different combinations; all units can stack on top of each other. This unit can be used for storage of corded and cordless tools and features a removable tray for access to essential tools. Features: 1200 Denier Strong & durable polyester fabric 30KG Weight Capacity Padded shoulder strap to conveniently carry heavy loads Double stitching and steel reinforced rivets for additional strength and durability. Injected plastic base providing protection on wet floors TSTAK System Compatible: Can Be Connected To Other TSTAK storage modules Ergonomic carry handle for comfort during use Zip Compartment for Securely storing valuables