1. Material: EVA outer column + PVC engineering inner tube, PVC massage stick 2. Size: The diameter of the massage ball is 7cm, the length of the massage stick is 41cm, and the length of the foam roller can be 45cm or 33cm. 3. Diamond bump design, even massage close to the body, relax without leaving dead corners 4. Gentle without stinging, durable 5. Fascia ball: sole/palm massage, partial massage with massage roller, deep massage with foam roller
