The package includes: 1pcs/2pcs/4pcs/6pcs/8pcs Cupping Cups (according to the specifications you choose) Features: 1. The cupping treatment integrated modern technology and traditional Chinese medicine. 2. The cups have done away with the traditional firing, not only improved efficiency but also simplify the procedures. 3. With the function of dredging, the treatment of rheumatism, decompression, relieve fatigue, detoxification. 4. It will have the best effect when used together with cosmetics, health products, body cream. 5. Safe and reliable quality, no side effects, portable, and easy to use. Note: This product is not for medical purposes. keep it clean and avoid scratching. Use disinfectant alcohol or the cotton cloth for cleaning, it may be heated or boiled in water. Specification: Material: Silicone Internal diameter: 4.3 cm Outer diameter: 6.3 cm Height: 4.5 cm Notice: Actual color may be slightly different from the image due to different monitor and light effects. Instructions: 1. Suck on the part you want to do (acupuncture point), press 2-3 times with your fingers in the vertical direction, the recessed part in the middle makes the gas inside the cupping naturally adsorb. 2. After using it for a period of time, press 2~3 times to adjust the suction strength, so that you can bear it and feel comfortable. 3. If you want a strong adsorption force, absorb several at the same place, or press several times. 4. When resting, driving, going to work, doing housework, or studying, it can be used anytime and anywhere, simple and easy. 5. Each use time is about 5-10 minutes