1. Made of resin material, durable, not easy to break, can be used for a long time 2. Smooth surface and good workmanship, don't worry about scratching the skin 3. You can take it with you when you travel without taking up space 4. Small size, easy to carry 5. Can improve blood circulation and promote metabolism 6. Widely used in facial massage, acupoint massage, etc. 7. Dimensions: 12.5x3.2cm; 11x3.6cm; 9.5x5cm; 10x5.5cm; 12.5x3.7cm; 14x1.5cm; 9.4x5.7cm
