USED ONCE & SANITIZED Comes without the box, just the blanket in a black zipped bag as pictured. Relaxation and Stress Reduction for the Whole Body. In just a few minutes, thanks to the soothing warmth provided by the fast 500W heating and adjustable heat levels (86-176°F). Better Heat Retention: For optimal comfort, the soothing heat is evenly distributed thanks to our sauna blanket's even heating. Relieve Stress & Enhance Wellbeing: Enjoy 30 minutes of soothing infrared heat therapy at home to ease muscle tension, promote healthy blood circulation, and melt away daily stress, leaving your mind and body rejuvenated. Accelerate Calorie Burn: The far-infrared sauna blanket and wraps heat your body, increasing your heart rate and accelerating calorie burn. This is in contrast to a near-infrared blanket.