Unisex back belt size Lg/XLg * Conforms and supports the lower back promoting muscle relaxation and proper alignment of the back * Increases the flexibility of the stomach and back muscles by keeping them warm * Provides intra-abdominal support to help support the spine take weight off the lower back * Breathable nylon mesh wrap with adjustable hook and loop front closure holds the belt in place * Lightweight; sleek stylish low profile (Wear on top of or under clothing) * Designed for industrial and/or personal usage; any profession and task where proper posture and good body mechanics are important * Ideal for mild low back pain strains or sprains * Beneficial when used in conjunction with a rehabilitation program * All materials are hypoallergenic