A screw cap is a metal cap that screws onto threads on the neck of a bottle. The most known brand of wine screwcaps in China is HICAP, we are specilized in supply packaging solutions and is a strategic partnership of Diageo. Hicap is the leading manufacturer of wine closures and spirits closures now. Product specifications: Size:30x60mm Material: Aluminum 8011 Thickness:0.23mm±0.015mm Aluminum and plastic Aluminum with plastic fitment PC/HDPE/LDPE/ABS Polymer/MBS Polymer Liner option: EPE Liner Tin-saran liner Saranex liner Decoration: Top: lithographic printing/embossing/UV printing/ hot foil/silk screen  …