RELIEF and RECOVERY SUPPORT: Designed to contour your hip, this wrap provides cold or soothing heat therapy to help reduce pain from surgery, arthritis, bursitis or injury. HOT/COLD GEL PACK: Stays flexible when frozen. COLD THERAPY: Helps reduce inflammation. HEAT THERAPY: Relaxes muscles and eases stiffness. LARGE ACTIVE AREA: Measures 19" × 15" to ensure full coverage for maximum relief. VERSATILE DESIGN: Fits left or right hip. Use on shoulders, back, or knees. ADJUSTABLE and PLUS-SIZE FRIENDLY: Fits waists up to 58” and thighs up to 36". UNISEX DESIGN: One size fits most. For both men and women. CLASS 1 MEDICAL DEVICE, FDA REGISTERED, HSA/FSA Eligible