Using Stone Facial Rollers in your skincare routine can enhance the way your skin performs with your products but also boost your mood with the healing properties of the gemstones. Benefits of using Stone Facial Roller... ...Soothes inflammation associated with acne and tightens pores. ...Extremely beneficial for boosting blood flow, while also regenerating cells. ...Helps to reduce the effects of daily stress on facial muscles. Amethyst blocks stress and negative energies. It has strong healing and cleansing powers.