1,material:paper tube with metal Stretch cap 2,lighter weight,lower cost ... ,with linning white paper / cardboard paperTop:1,All paper2,Alum.easy open end + Transparent PE plastic lid3,Tinplate removable ... cap4,Plastic Flat capBottom:1,All paper2,Aluminum flat cover / Iron ring+PP flate bottom ... more information,please contact us! Wine packaging tube with removable cap