Integrated, removable impact resistant knee pad system Reinforced, double-stitched seat to prevent blowouts Higher pant seat relieves body armour chafing Lightweight and durable FR fabric made with proprietary DRIFIRE FORTREX V2® Inherent and permanent flame resistance, moisture management, and odor control Moisture wicking and fast drying, dries up to three times faster than cotton Excellent tensile and tear strengths Cool, breathable fabric minimizes hear build up Twice the durability of competitor's fabrics (wet and dry) Fabric content 40% modacrylic 31% cotton 27% para-aramid 2% antistat Pre owned no visible wear in excellent condition