The GC Biker Worker jeans are reinforced with Du Pont™ Kevlar® at the fall points. Elastane outer fabric (on knees, back & seat) & canvas (upper & lower leg). Elastane is a particularly elastic nylon fabric with high tensile strength. Elastane provides a high level of comfort & freedom of movement. Canvas is a very strong, wear-resistant cotton fabric with a cool look, equally windproof & breathable. Features Regular fit Reinforced with Dupont Kevlar® fiber YKK zipper Cargo pocket Extra-wide belt loops EN1621-1:2012 knee & hip protectors Level A approved Typical of the cargo look, the pockets on the thighs, left are closable by zipper & velcro In the back there is a pocket with zipper & in the front 2 side pockets. The mesh lining provides a comfortable wear even in warm temperatures