EOYEA GUA SHA TOOLS' Features ð MATERAILS: Made by 100% Natural Premium Aventurine ð Length: 80+-2mm ð Width: 55+-2mm ð Thickness: 4+-1mm ð Safe and Painless ð Great Gift for Improve the quality of life EOYEA GUASHA TOOLS' Benefits Smooth out fine lines and wrinkles Balance your spiritual energy Reducing puffiness and dark circles Make your face ruddy health and smooth. Make skin tighten and delay aging Improve the appearance of breakouts Relieve tension and muscle pain Helps to better absorb creams and serums. USE TIPS: Put Gua sha tool in the refrigerator for 30 minutes before using for long lasting therapy. After cleansing and toning apply a few drops of facial oil into skin by massaging the skin gently will help the facial oil to absorb better Recommend to daily use you will definitely feel refreshed. Clean the tools with a clean wet washcloth and wipe the tools gently.