Material:the quality of yogurt cup lid,Aluminium foil and plastic film,lacquer. PS , ... :automatic sealing,suitable for yogurt yogurt cup lidMaterial:the quality of Aluminium foil and plastic film,lacquer. PS ,PP cup:automatic ... *150mmCut and Roll form.1.be suitable for the lidding of yoghurt,milk,snack,ice cream,juice ,ect.2.leakage resistance3.viliding ...