[We Are Not the Cheapest but We Are the Best:Unlike other cheap massage cups on the market COOBST use a stronger higher quality polycarbonate material so the cups will hardly break. And it leaves no marks and scratches easily withstand every day wear and tear. The therapy cups are shock-proof and heat-resistant which can be sterilized with boiling water. The material is safe and friendly to skin there is no any toxic and harmful fillers in it you can use it with confidence. (see video) Genius and Unique Electric Pump: COOBST is one of those a few sellers who owns electric pump in the market . With this pump you do no need to use fire such a dangerous traditional method or press hard manually one-button operation is super easy to use. The silicone nozzle could produce suction power just like suction therapy which can be used for massage and scraping on any part of your body. Built-in Li-battery USB connector it will last for 60 minutes once full charged. Keep You Healthy: Cupping therapy is an ancient Chinese health therapy. The cup is placed on the skin to produce powerful suction in order to increase blood flow reduce inflammation and promote lymphatic drainage. Massage cupping is better than deep tissue massage which is ideal for those struggling with back pain arthritis thigh soreness joint pain and sore muscles and stiffness. Improve your blood circulation and body immunity no any side effects! indulge in Chinese Cupping therapy now! Apply to Both Professionals and Home Self-care Users: COOBST cupping therapy set is not only suitable for Chinese medicine practitioners occupational therapists massage therapists beauticians and other licensed medical providers but for ordinary users like you and me. Equipped with extension tube you can operate cupping massage yourself turn your home into a spa center with COOBST Chinese cupping therapy set. Become a massage pro and rejuvenate yourself both mentally and physically! Notice to All Customers: Each cupping therapy kit contains (2 cups OD 2.83 inches 2 cups OD 2.44 inches 2 cups OD 2.05 inches 2 cups OD 1.77 inches 1 x electric pump gun 1 x extension tube (optional) 1 x English Manual.Free return and exchange for any issues with the products within 30 days from the date of purchase and lifetime warranty for all accessories! We stand behind each customer and provide the best customer support and service!]