1Stretching of the shoulders, correcting the hunchback, straightening posture, no slipped shoulders, forming a nice shoulder line. 2Thin and tight wrapping feeling, can effectively shape the arm, and there is no problem wearing it inside the clothes. 3Concaveconvex woven sleeves have tighter elasticity and a strong sense of wrapping, restore the elasticity of loose muscles. 4Shape and tighten arm skin, make arm line goodlooking and firm. Segmented pressure, comfortable and not tight, good effect. 5Adopts high quality polyurethane fabric, soft and skinfriendly, easy to wear and take off.