This thumb brace relieves pain from trigger thumb, tendonitis, Arthritis, sprain, De Quervain’s, Tenosynovitis, osteoarthritis, dislocation, and fracture. Thumb Brace Right Hand or Left Hand for Arthritis Pain and Support | 2 Pcs Set,Comfort Cool,Adjustable Trigger Thumb Splint, Compression Wrist Brace for De Quervains Tenosynovitis CMC Sprains.