Product information: Color: Black sandwich breathable mesh Specifications: S size (42.50kg-57.50kg/waist circumference 66-86cm),M size (57.50kg-80.00kg/waist circumference 86-104cm),L size (80.00kg-100.00kg/104-125) waist circumference Name: Back correction band Material: Neoprene, mesh fabric, plastic PP adhesive strip Applicable people: adult unisex