Sunbeam, 12" x 15", Standard, Moist Heating Pad, With Arthritic Controller & With Ultraheat Technology Maintains Consistent Heat For Greater Comfort, Easy To Use Controller Designed Specifically For Arthritis Suffers With Limited Use Of Hand And Finger Joints, 3 Heat Settings, Absorbent Sponge For Penetrating Moist, Deep Heat Relief, Light Blue Machine Washable Cover.