Natural stone gua sha Dimensions: 8 cm x 5 cm Origin: China How do you use Gua Sha? We recommend using it once or twice a week for a natural exfoliation of the skin. Your facial skin may turn slightly red for a few minutes after the treatment, this is normal and shows that you have performed your Gua Sha massage correctly and with good pressure. Use in addition to one of our massage rollers to boost your skin care routine. Gently slide the Gua Sha along the face while maintaining light pressure and using precise and slow movements.