NAVY-X is a back support in strong ventilated elastic material. The navy colour of this easy to apply lumbosacral makes it ideal as an outerwear support. Uni-sex! It also comes in a light grey and a beige colour. Tailored to ft both men and women. Firm elastic stabilization straps pull from the back and allow the wearer to relax the amount of compression during light activities, or cinch snug when maximum stabilization is required for extra support during strengous activities. Simple and useful model.