... 3.fast delivery 4.1 year waranty ab slimming belt functionnano-anion,release far infrared ray,deeply into skin, ... and portable,lose weight and keep healthself heating slimming belt(for neck,wrist,waist,knee)1.Magnetic knee,black, ... heat the middle part of the brace with a cloth wet wipe cleaning the bathroom, then directly fixed to brace ... pcspackage material:PVC self heal Nano self heating belt