Hangzhou Wanmei Packaging Co.,Ltd. is a Cylindrical shaped airless bottle supplier,company is available for diameter 13~60mm in round、oval、and flat oval shape, and also available for materials in soft-touch、PCR tube. We provide all kinds of decoration & technical support, such as: flame treatment、anti-dust、anti-static processing、round-open end、offset-print、silk-screen print、hot-stamping, labeling, hot-transferring print, and orifice foil sealing, end-sealing tubes. Cylindrical shaped airless bottle is a way for gas and the outside temperature isolated container or container cut off from external bacteria. The passage of the vacuum bottle on the market is composed of a cylinder into a the ellipsoid container with a placement at the bottom of the piston. Its design principle is the contractile force of the metal spring, and do not let air into the bottle, causing a vacuum, and the use of atmospheric pressure to push the bottom of the piston forward. Not exposed to air during use and bacteria, to avoid product oxidation and deterioration in contact with air for a long time to maintain the freshness of the product; and easy to quantitatively remove the cosmetics.