Product description Chinese Vacuum Cupping is Widely Applying in Hospital and Family Health Area for Its Safety ,low-cost and effective Features Durable anti-broken non-toxic medical-grade cups Easy use and tight seal on skin No heating needed and no skills required Can be single operation Benefits Activating blood circulation and tissue regeneration Reducing the swelling and assuage pain Dispelling wind and dispersing cold Removing body toxins Package Contents diameter:7.0cm, high:6.0cm----2 cups diameter:6.2cm, high:5.7cm----2 cups diameter:5.4cm, high:5.4cm----2 cups diameter:4.6cm, high:5.1cm----1 cup diameter:2.8cm, high:4.5cm----2 cups diameter:2.0cm, high:6.0cm----2 cups irregular for joint use-------1 cup Pistol grip hand pump vacuum--1 6pcs of magnet covers Extension tube User manual Using method View your treatment area through the transparent cups and adjust pressure with the pump. Cupping is the best deep tissue massage available and is considered as a low-cost and effective treatment. It's used for body comfort as relieving pain,increasing blood flow, expelling wind and cold ,removing toxins from your body,clearing and activating the channels and collaterals etc.. It includes:12 cups with 6 different size apply on different areas of the body. ,1*vacuum gun pump( extension tube)and manual included. Legal Disclaimer Note : Please don't take a bath, swim or drink in 8 hours after cupping. Thoroughly clean skin and remove body hair before cupping. There will be various skin reactions after cupping. However, these bruises are usually painless and will disappear within a few days