Back Belt Female Medium Large Light Grey Obusforme Jobst for Men Casual 15 20mmHg Thigh High ( Open Toe) E1 3 Thigh High ( Open Toe) No Silcone Band * Beige * 20 30 mmHg * X Large * Ankle Circ Heavy duty 5'' (13 cm casters) with positive locking swivel and wheel brake * Brake easily set & released by foot * Smooth rolling action regardless of weight in chair * Designed to promote proper posture and good body mechanics to help maintain a healthy back * Can be used while lifting pushing pulling walking exercising and repetitive bending or twisting * The ObusForme Back Belt comes in four sizes specifically tailored to the shape of the female physique * Size Md Lg fits waist circum 30 36 * Conforms and supports the lower back promoting muscle relaxation and proper alignment of the back * Built in ventilated lumbar pad provides additional support to the lumbar area * Breathable nylon mesh wrap with adjustable hook and loop front closure holds the belt in place * Lightweight