Wash Jade Facial-Roller and Gua-Sha Stone frequently with boiling water to clean In contrast to Gua Sha tools, the shape of jade rollers seems to have stayed consistent. A face roller at the Metropolitan Museum of Art that dates back to the 18th century displays many of the same characteristics of the rollers we know today, including: Place the v shaped part of your gua sha tool at th... https://baselineperfume.com/