Fox Racing Flexair Libra LE Men's Off-Road Motorcycle Pants - Blue/Red / Size 34 The FLEXAIR Race pant is the lightest motocross pant Fox has ever created, with a size 34 weighing in at only 28 ounces The feeling of unrestricted freedom of movement that the FLEXAIR Pant provides is due to the innovative, 4-way stretch, TruMotion chassis The Fox TruMotion fabric used exclusively on the FLEXAIR Pant has the highest abrasion durability test rating of any stretch pant in motocross With precision-engineered laser perforations, the FLEXAIR features targeted ventilation to keep the rider cool