Features:Stretch denim fabric delivers flexibility, enhanced comfort and a softer feel against the skinRegular fit, tapered leg for an optimized comfortInner fabric gussets in aramidic fiber reinforce the denim fabric at critical points such as the knee for additional protection in critical areasProtective and comfortable Nucleon Plus armor is highly flexible and adaptive and has a thin profile for optimum rider comfortInner pockets to accommodate Bio-Flex hip protectors, available as an optional upgradeReinforced side seams with triple stitching for durability