Check the listing for details. Fox Racing Flexair Knee Brace Sock 29706. Condition: New with tags. Suitable for ATV. Listed at 33.99 USD. Specifically designed to accommodate a knee brace Extra-tall construction designed to be folded over the top of the knee brace Thin, lightweight polyester/spandex construction keeps feet cool and dry Tall motocross socks to accommodate knee braces The extra-tall Flexair Knee Brace Socks fold neatly over the top of a knee brace, while the thin, lightweight construction not only keeps your feet cool and dry to manage moisture build-up as you ride. The large mesh back panel kicks up the cooling even further. Simply pull up the sock, then roll it down over your braces for maximum security. Specifically designed to accommodate a knee brace Extra-tall construction designed to be folded over the top of the knee brace Thin, lightweight polyester/spandex construction keeps feet cool and dry Large mesh back panel for enhanced cooling Reinforced heel, toe, and ankle Sock: 57% acrylic, 24% polyamide nylon, 19% polyester Leg: 95% polyester, 5% elastane