Used these to sled and mtn bike a few times. Size medium and in good shape. Have a a few scratches but nothing major. The Dual-Axis knee and shin guard is our top performer for a reason, not only does it have CE certified impact knee protector but also has dual pivots each side that copy the natural knee motion for the best comfort. This is the toughest guard out there! The combination of impact absorbing foam covered by a hard- shell chassis fits perfectly due to a secure and comfortable strapping system. Has a Leatt protection score of 25, next step up in protection would be the Z-Frame knee brace. Features: Hard shell and 3DF ventilated impact foam Anatomically correct, pivoting design for left and right sides ensures perfect motion Slim shin plate that also fits inside boots Vented plates for maximum airflow CE tested and certified as impact protection: Knee and shin EN1621-1 Total Leatt® protection score of 25 points Weight: from 850 g (1.87lbs) pair