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 & comfortable tool storage. The trade foam knee are not included but can be purchased separately.