The pad helps provide relief from back and neck discomfort, as well as sore and aching muscles, promoting overall relaxation and tension relief. The even, comfortable heat distribution supports soothing warmth where needed. High Quality Made with slightly stretchable neoprene and nylon fabric for supportive comfort and air circulation. Features adjustable hook-and-loop closures for a secure, customized fit. Designed to be breathable, absorbent, skin-friendly, and flexible for extended wear. Enhanced Warmth This thermal shoulder support includes four heating pads on the shoulders (two per side) and one wider heating pad on the back to deliver consistent warmth and support muscle recovery. Pain Relief Commonly used by individuals experiencing frozen shoulder, sprains, strains, rotator cuff issues, bursitis, shoulder muscle soreness, tendonitis, stiff joints, and related conditions. Additional Benefits Helps improve microcirculation, support metabolism, and reduce fatigue. Provides added warmth during cold weather, making it ideal for daily use in winter. A thoughtful gift for men and women. Size Guide Extra Large (XL): Shoulder width approx. 50 cm, fits weight range 150–190 lbs Large (L): Shoulder width 45–48 cm, fits weight range 130–150 lbs Medium (M): Shoulder width 40–44 cm, fits weight range 110–130 lbs Small (S): Shoulder width 40 cm, fits weight range 90–110 lbs