Feature:1. Can be applied to the spine where it is difficult to cover.2. Also can be used in the abdomen, shoulder and neck, buttocks, etc.3. Can be used for chest massage after a simple valve replacement.4. Clearing and activating the channels and collaterals, detumescence and relieve pain.5. Suitable for cupping apparatus, multi-functional, meeting your needs.Specification:Condition: 100% Brand NewItem Type: Cupping CupHeight: Approx. 13cm / 5.1inLongest Inner Diameter: Approx. 11.5cm / 4.5inShortedt Inner Diamter: Approx. 10.5cm / 4.1inMaterial: PC Usage:1. Use your hand to lift the cup body, select the right place, and press the pump with the other hand for air extraction. Aim the pump at the air valve on the top of the tank and pull the handle of the cupping tool.2. The cupping time is generally 5-15 minutes. Due to the large cupping time, the time can be determined according to one's own endurance capacity.3. After the end, lift the air valve on the top of the tank to lift the tank.4. For chest massage with the hand cup body, the other hand press the pump , under the negative pressure, make the breast increase about two centimeters, appropriate open the air valve slowly exhaust, the breast in the normal atmospheric pressure, to return to the normal state.5. The chest cupping should not be too long, according to their own capacity, when the vacuum cupping cup completely sucked the breast.Package List:1 x Cupping Cup Note:New and old models will be sent randomly.