To help support stiff, strained or aching back. Dual pull cord system for quick and easy adjustments. Breathable material. Removable lumbar pads provide cushioning and additional support. Side stretch panels help minimize slipping and bunching. Fits up to 51" waist. Ideal for bending, lifting, everyday activities. Sizing: 29.0-51.0 in (73.7-129.5 cm).