Sacheu Gua Sha in Beauty: NA. Sacheu Gua Sha in Beauty: NA. Used in Chinese medicine for tissue healing, this beauty tool has the power to prevent dynamic wrinkles, enhance your natural contour, and relieve muscle tension. Made with 100% stainless steel, this tool is colder, cleaner, and more sustainable than alternatives. Safe and effective for ALL skin types.. Aids in lymphatic drainage, enhancing your natural contour. Relieves tension from furrowed brows and clenched jaw. Helps define the look of your jawline and cheekbone. SHEU-WU36. SA-GS-SS.