Silver coating. Quickly gather heat.The fabric is stretchy on all sides, comfortable and durable, the fabric does not ball, does not fade, and is anti-wrinkle treatment.Reduce fat and sweat.Burn calories.The anti-wrinkle fabric does not discolor the ball.Environmentally friendly silver coating, healthy and slim.Material: SpandexThickness:StandardSize: M/XL/3XLPackage Included:1*Sports Fat Burning Pantsnotes:1.Please understand that because of the difference in lighting or computer monitors, I cannot guarantee that the photo and the real color are 100% the same.2.Due to different measurement methods, there may be a deviation of 1-2 cm.3.It is forbidden to use by pregnant women, the elderly, the weak, and those with heart disease!