HIGH-VALUE COMPATIBILITY with all TRADESTACK modules and easy access with 3-position handle PROFESSIONAL-GRADE DURABILITY: Double wall structure with premium-level 1680 Denier material and free-standing waterproof base BUILT FOR MOBILITY with padded shoulder strap and carrying handle EXPANSIVE STORAGE SPACE: Easily retrieve and secure tools with lockable dual zippers, front and back access pockets with place for pencil and screwdrivers, and main compartment with additional pockets for long or smaller tools HIGH VERSATILITY: Measuring tape holder, tape chain, and removal divider for customizable organization