Otice! These Xiuyan jade is a natural growth material, Scraping, folds, tendons, cracks, etc. are inevitably for med in the middle of Xiuyan. These are not in the category of flaws. Natural jade is more or less flawed. This series of natural jade is hand-carved and processed. The color, texture, shape and thickness of each piece and the other piece are different. Please understand before buying: This Xiuyan jade is not Not finely polished, not gem grade.It's not a gem. Jade roller:Jade roller and scrapping board massage the eyes, arms, back and legs and the other body areas, can reduce swelling, muscle damage, relieve pressure and migraine, promote blood circulation. Package: 3 pieces jade rollers and 2 pieces Gua Sha blades are packaged together in a close plastic bag and air bubble bag. Big Roller: The big roller (4 cm x 2 cm) of one end of the massage tool is suitable for doing facial, eyes, forehead and neck massage, use it to push your skin from bottom to up along the skin growth direction, it could tighten the skin, and avoid sagging muscles.Small Roller (2 cm x 1.5 cm) is for eye massage, massage around your eyes with this roller from center away, slowly and gently, it could help to relax your eye, reduce eye lines and prevent wrinkles. Big Roller: The big roller (4 cm x 2 cm) of one end of the massage tool is suitable for doing facial, eyes, forehead and neck massage, use it to push your skin from bottom to up along the skin growth direction, it could tighten the skin, and avoid sagging muscles.Small Roller (2 cm x 1.5 cm) is for eye massage, massage around your eyes with this roller from center away, slowly and gently, it could help to relax your eye, reduce eye lines and prevent wrinkles.