1. Material: Hemu + environmental protection material 2. High strength, good toughness, no cracks, no rot, easy to clean 3. How to use: Sitting position, put your feet flat on top of the massager, Massage the soles of your feet back and forth. 4. Applicable people: sub-healthy people, computer people, driving people, office workers, middle-aged and elderly people. 5. Weight: about 540 grams
