The FOX MTB Knee Protector Launch Pro D3O by FOX RACING is designed for maximum impact absorption with a D3O insert, ensuring superior protection during your offroad adventures. The material adapts seamlessly to your body's anatomy providing a customized fit. Constructed from highly breathable, perforated, moisture-wicking, non-toxic, hypoallergenic Airprene material, it ensures ultimate comfort even during prolonged use. The removable hard shell protectors offer added protection and versatility, making it an essential gear for serious mountain bikers and offroad enthusiasts.