Troy Lee Designs Speed Knee Sleeve The Troy Lee Designs Speed Knee Sleeve offers simple protection in a convenient, comfortable package. The lightweight sleeve features completely seamless construction, silicone gripper bands to keep it in place, reflective print logos to help with safety, and a nice padding insert. The cover is abrasion resistant, to keep it working for you for a long time. Features4mm D3O(R) padding insert Contents: Set of two sleeves, for left and right knees Manufacture Part #: 568003SIZE CHARTSize XS/SMMD/LGXL/2XLower Thigh (in)13. 5 - 15. 515. 5 - 17. 517. 5 - 19. 5Top Calf (in)12. 5 - 14. 514. 5 - 16. 516. 5 - 18. 5 | Troy Lee Designs | Speed Knee Sleeves Men's | Size Extra Small/small In Black