Helps relieve lower back pain while providing support to strains, sprained, and aching backs. Class 1 + medical + device. FSA eligible. (1) 8 lumbar stabilizers conform to your lower back for firm support. (2) Tapered cut for comfortable fit. (3) 9 inch elastic band provides broad support. (4) Double over-lapping adjustable straps with hook and loop closures for custom fit. (5) Adjustable tension with outer straps. Sizing: Adjustable - one size fits most. Measure around widest part of abdomen 28.0 - 50.0 inches / 71.1 - 127.0 cm. Latex. 3 in 1: (1) Provides protective support to wrist. (2) Improves lower back pain symptoms. (3) Reduces unwanted movement in back. Since 1959 the Mueller family has been the trusted leader in sports medicine. We are dedicated to creating the highest quality products that help people recover and perform at their peak. Engineered in Wisconsin by Mueller Sports Medicine. Trusted brand. Family owned since 1959.