Carhartt B0000519 Onsite Tool Bag, Durable Water Resistant, Tool Storage Bag, Heavyweight w Molded Base Size:18 Inch w Molded Base Meets US and Canadian safety Color:Brown Barley Meets US and Canadian safety standards including ASTM F2412 18a and ASTM F2413 18 I and C impact and compression safety standards … Timberland’s Anti Fatigue Technology is a unique molded foam footbed that features an inverted cone system that absorbs shock and returns energy with every step Tools stay organized with a variety of different sized pockets and loops and an internal metal frame that provides structure to easily get in and out without the bag collapsing on itself