Designed with Certified Hand Therapists & evaluated with individuals who suffer from chronic arthritis of the hands as well as post surgical patients experiencing hand swelling and other hand related injuries. Also good for repetitive motion issues. All seams designed away from pain sensitive areas like base of thumb; Open cuff for easy on, easy off; Lightweight spandex provides even compression throughout the hand to control swelling; Machine washable for repetitive use. Latex free to avoid any skin reactions. Quality made for long life.