R.U.Outside Thumbthing 100% Neoprene Made in the USA or Imported Double wrist wrap and flexible support coil add support and help prevent injury Designed for carpal tunnel syndrome, it provides uniform compression without restricting movement Four-way stretch neoprene creates warmth, which speeds blood flow and promotes healing Ambidextrous (works for both hands) Fits easily inside most gloves, and is perfect for snowmobiling, skiing, ATVing, fishing, repetitive motion work, and anything else you throw at it