Hard Yakka Tough Jean with Dyneema Dyneema denim is proven and test 15 x stronger than steel, tear and abrasion resistant. Reinforced internal pocket bags Durable, tough metal zipper, tack button and rivets Straight leg with five pocket styling Slim modern and articulated fit, tapered from knee to hem Multiple pockets for all storage needs Dyneema denim is 15 x stronger than steel, tear and abrasion resistant