Articulated waist and knees conform to the rider in te attack position. Premium nylon and polyester construction for excellent durability. X-Stretch™ 4-way stretch panel in the crotch for unrestricted mobility. Full grain leather on the inner right knee panel and Ballistic nylon on the left for maximum heat and abrasion resistance. Stratgically placed vent and stretch zones for added airflow and performance. Durable low profile TPR logos for reduced weight. Adjustable ratchet closure system on waist for a comfortable and personalized fit.