Forum › Category: Product Guide › Can this gua sha stone be used in arm? 0 Vote Up Vote Down Amy asked 10 months ago Can this gua sha stone be used in arm? 1 Answers 0 Vote Up Vote Down kings Staff answered 10 months ago Ultra smooth surface will never hurt your skin for safe massage use. Works great on chin, nose bridge, finger, forehead, neck, cheek, eye and body acupoint