... twist-off cap leak proof cap glass bottle cap Model: HL-38-4 Material: Tinplate Packing: Paper Tinplate twist-off cap leak proof cap glass bottle capModel: ... , black, blue, red, green, gold, yellow, purple etc.Material : Made by tin, used as food lacquered surface tin.1 ... for export.metal twist off cap, twisted cap, glass jar, food staff packing, glass cap, twist off-cap, tinplate cap Workshop view: