These are tube for pharmaceuticals and also applicable as beauty and adhesives products. The tubes are meant for all Cosmetic Package Products that can be available in custom design to fit your needs Nem lab is manufacturer of Aluminum Collapsible tubes in all standard sizes. They include mainly 12.7 mm, 13.5 mm. 14.2 mm. 16.0 mm. 22.2 mm. Etc. Up to 31.75 mm.