The OX Ripstop Trouser - Graphite - 32 - Reg are super-lightweight ultra-durable trousers made from reinforced ripstop anti-tear/anti-rip fabric that are 65% ripstop fabric and 35% Polyester, Cotton. The extra bartacks improve strength and durability. These tousers come with advanced pocket formation for secure and comfortable tool storage. The trade foam knee are not included but can be purchased separately.