BraceMaster design this compression gloves for those who suffer from arthritis. We hope these products can help people to enjoy their life. Our gloves support gentle compression to relief your hands swelling and pain,especially for these condition: Osteoarthritis, Rheumatoid Arthritis, RSI, Carpal Tunnel, Raynaud's Phenomenon, Tendonitis. Detail Size: With a ruler measure the width of your palm just below your fingers(see diagram). Then refer to below size chart to choose your size. Small: 2.2" - 2.6" / 5.5 - 6.5cm Medium: 2.60" - 3.15" / 6.5 - 8.0cm Large: 3.15" - 3.50" / 8.0 - 9.0cm X- Large: 3.50" - 3.94" / 9.0 - 10.0cm Features: ◆Open Finger Design:These gloves have holes in each fingertip,so you can stil perform daily tasks while wearing them. ◆Pain Relieve Compression:Form-fitting material embraces your hand and provides gentle compression to alleviate pain cause by arthritis. ◆Smart Seam Design:Produced with minimal stitching to eliminate irritation. ◆All day wear:Made of lightweight,breathable material so you can comfortably wear them all day long. Material: 45% Cotton, 45% Polyester, 10% Spandex Package Includes: 2 pairs gloves