RELIES SYMPTOMS OF CARPAL TUNNEL SYNDROME AT NIGHT - . This wrist splint helps relieve pain to ensure you get a good night's sleep, making it an ideal wrist splint for carpal tunnel. WRIST PAIN RELIEF - this splint helps to reduce pain and is ideal for wrist sprains, RSI, tendinitis, carpal tunnel syndrome and wrist fractures RELIES AND SUPPORTS TIRED AND PAINFUL WRISTS - This wrist brace contains a metal splint designed to hold your wrist in an optimal position to relieve pain, numbness and tingling. BREATHABLE MATERIAL ALL DAY LONG - This wrist splint is made from a ventilated elastic material, which helps optimize air circulation to keep the wrist cool and dry day and night. CHOOSE YOUR CUSTOM SIZE - measure around your wrist in centimeters and select your size: Small (13-15), Medium (15-17.5), Large (17.5-20.5), XL (20-22.5)