661 are bringing you the best in class trail and all mountain knee pad with the input of nico vouilloz and the help of xrd technology they created the all new 661 recon knee pad size medium weighing in at just 70 grams 140 grams per set this is the lightest protection in their lineup all mountain trail descending all day the recon can handle it all enabling you to focus on riding 661 recon knee pad features minimal breathable chassis with xrd technology in the knee area xr