The Thermoskin Premium Arthritis Gloves Are Anatomically Shaped And Have Been Specifically Designed To Relieve Arthritic Pain In The Fingers And Hand Thermoskin Is Clinically Proven To Increase Blood Flow And Skin Temperature The Arthritis Gloves Provide Light Compression And Support This Exclusive Combination Of Clinically Proven Heat Therapy And Gentle Support Work Together To Bring Natural Relief From Arthritic Pain The Thermoskin Glove Reduces The Chances Of Swelling Hands And Eases The Pain Of Sore Joints The Gloves Are Also Useful When Doing Household Chores And Gardening As They Reduce Soreness And Swelling Of The Hands And Fingers This Glove Is Not Only Helpful To Arthritis Sufferers, They Are Also Helpful To Anyone Requiring Gentle Heat Therapy To The Joints Of The Hand The Complete Outer Layer Of The Gloves Are Textured With Griptex To Provide Additional Grip There Is A Velcro Wrist Closure For Easy Application And Better Fit There Is A Right-Hand And Left Hand Glove In Every Pack Sizing Guide: Measure The Circumference Around The Knuckles X-Small 6 - 6 3/4 Inches Small 7 - 7 3/4 Medium 8 - 9 Large 9 1/4 - 10 1/2 X-Large 10 3/4 - 11 1/2 Xx-Large 11 3/4+ If In Doubt On Sizing For This Product It Is Generally Best To Select The Larger Size