... sun damaged skin - face, neck, shoulders, back, arms, and legsAccelerate blood circulation, improve motabolisam. Stimulate regeneration of collagen, ... -irritative, painless. No anesthetic required.Safe and no side effect. Suitable for all kinds of skin.Crystal dermabrasionCrystal dermabrasion instrument ... by damp of powder.Accessaries: BT XY-8304A 2 in 1 Crystal and Diamond Dermabrasion Instrument