Waist Messager 1.Improved design,less material,competitive price 2.environment-friendly 3.CE and high quality Description:Waist MessagerSize:130x80x140cmFunction and advantage: Enhance the force of muscles on back and waist and adjust the central nervous system.Instruction:Back closely on the cross beam of the masseging machinery,move slowly in a direction of up,down,left and right.Suitable for elders.