1.Applicable: suitable for trial pack 2.Dia19 3.OEM-WK 4.ISO9001:2008,SGS,IQTC ... -up, foundation, hand cream, hare care products, anti-sun cream, jam and ointment packagingD38mm, 39mm, 40mm and 45mm tubes:suitable for ... .Look forward to your reply! Soft cosmetic tubes for trial pack