This is an extraordinary model. When light weight, and top notch performance is the goal, parents look to the company that provides results, not gimmicks. Adult Performance in a Kid-Sized Package. NEW! Ultra-flex Ankle Straps and XBand Toe Straps. Added Anatomical Highback for maximum comfort and control. Flip-Lock, Tool-Less, Forward Lean Adjustment. Easy-Grab, Quick-Adjust Aluminum Lift-Release Ratchets. 360° Disc Mount for virtually limitless strance options. Fits sizes 1-6.