To find your size, place the ruler on your knuckles: Size: S: Palm width: 8.0cm, Hand circumference: 16-17cm M: Palm width: 8.5cm, Hand circumference: 18-19cm L: Palm width: 9.5cm, Hand circumference: 20-21cm Product Description: Use therapy compression gloves to relieve hand fatigue, cold hands, and other types of hand and wrist pain. It helps keep hands warm and provides moderate pressure, improves circulation and reduces swelling and stiffness. Recommended by an orthopaedic surgeon. Good for: daily activities/sports/cold hands/swollen hands/stiff hands/mild Material content: 88% cotton, 12% spandex Features: 1. Greatly relieves aches and pains by increasing circulation. 2. It's great for people with inflammation and joint pain. 3. Help heal and relieve pain. 4, fingers free knitting, crocheting, typing and other work. 5, practical and comfortable. 6. Helps reduce swelling and pain, while the inner layer helps retain heat and warmth. 7. Light and washable. Label: Yes