-Large rear stretch panel insert provides increased comfort and flexibility to the waist and lower back. -Extensive lightweight and ventilated mesh with stretch panel inserts for an optimized fit; Mesh lining for comfort. -Leather reinforced inner-leg panels for enhanced heat resistance, grip and comfort. -Ratchet closure with waist adjustment straps for a secure, personalized fit; Gripper internal waist elastic band helps keep garment in position. -Convenient interior hip pocket for key/coin storage.