Back & Lumbar Support Cushions Material: Cashmere + wool + spandex, knitted warm cashmere waist, so that your stomach and kidney parts will not be cold in the cold winter. Slip and invisible: The inside of the clothes is seamless and invisible, providing the maximum comfort and fit for your body, without falling off, and without affecting your wearing of other clothes. Long-term use will help you shape your perfect figure. Safety care: Provide a healthy and comfortable abdominal control environment to relieve back pain, menstrual cramps, body fatigue, cold and gastrointestinal weakness. It helps patients stay warm during the recovery from injury. USE: fitness training, running, jumping, yoga. Warm up or the entire training section.Daily life activities. Can effectively improve blood circulation, promote metabolism,and clear the meridians, enhance immunity. Easy to use,can be used anywhere any time Good gift: The waist warm belt is also a warm and beautiful gift for ladies, the elderly, outdoor workers and office workers. Color:Grey,Black Size:M/L/XL Packing included:1Pc Waist Belts Notes: 1.Please allow 0-1cm error due to manual measurement.pls make sure you do not mind before you bid. 2.Due to the difference between different monitors,the picture may not reflect the actual color of the item.Thank you!