"Easy self-massage with 3 commitments The silicone material has just the right hardness and is comfortable, and the 82-sided polyhedral shape fits into the gaps in the body. A self-massage that rolls around with the palm or body gives a moderate stimulus. Lightweight and small, it is convenient to carry. It is also ideal for business trips and travel.Content in 1 Packet: 2 pcs Metax ball massager"