Description of the new advanced four-headed infrared massager Four attachments for different usages Micro Filer Attachment (for feet) Roller Attachment Flat Attachment Wavy Attachment Tone muscles and release tensions. Suggested Usage: Underarms: Toning your underarms. Shoulder: Relieve tension and stress on your shoulders and back. ABS: Slim and sculpt your ABS. HIPS: Shape and tone your HIPS and buns. Thighs: Slender your thighs and relieve muscle tension. Calves: Relax tired and aching muscles. Feet: Remove calluses and dry skin. Working Principle: Through high-speed rotational and vibration to massage the fat, the fat will burn, it will feel a heat to achieve the effect of massage and weight loss.