Youth Enduro Knee Sleeve-C0. Built to pedal and protect. Designed to be Fox Racing's most pedal friendly protection. The trail tuned Enduro Knee Sleeve has you covered wherever the trail takes you. Moisture-wicking micro-Lycra sleeve with nylon mesh rear panel for increased airflow. Removable D3O knee inserts for the perfect balance of comfort and protection. Silicone grip to hold the guard in place. CE Certified. One size fits most.