Occupational Back Support Ace One Size Fits Most Hook and Loop Closure Up to 48 Inch Waist Circumference 9 Inch Height Adult. The Ace back support belt aids in maintaining correct posture and may provide safety when lifting heavy loadsAdjustable, removable suspenders for a customized fit Grip tape holds the support in place and helps prevent slippingBreathable fabric allows air flow that cools and dries skin Four rigid, built-in stays further improve stabilityAce work belt has a contoured shape for a closer fit and optimal support.