Soothe, relax and refresh tired hands today! Revitive Gloves have tiny threads of silver woven throughout the material which when used with Revitive apply Electrical Muscle Stimulation (EMS) to stimulate the nerve endings causing the muscles to gently contract naturally. Easy to use.Reusable and washable.Can be used with the Original Circulation Booster v3.General sizing: Small size for children and ladies, large size for men. 5060217490112