Material: Rotating handle + Sealing silicone pad Size: S/M/L/XL/XXL/XXXL Functions Feature 1. Adopt cupping therapy to promote blood circulation and expel the cold and dampness for daily health care. 2. Use both hands to rotate the handle to get a better vacuum effect immediately, durable for long time use. 3. Different from traditional cupping, no ignition is required and safe to use. 4. Lightweight and small design, also save your space for storage convenience. 5. The high-quality transparent plastic material makes the edges smooth and the craftsmanship is exquisite, which improves the comfort of cupping.