This new compression belt from Copper Fit® provides stabilizing support to lower back and abdominal muscles. Great for men and women, the adjustable, double-band belt includes 4 stabilizing supports to reinforce the lumbar region, helping to improve posture and reduce stress and strain on your lower back. It's easy to wear under or over clothing, and the lightweight, breathable fabric is copper-infused to reduce odors and wick away moisture. Polyester. Available in S/M (fits waists 28"-39") or L/XL (fits waists 39"-50").