Plastic double sided lip gloss tubes for sale. Some clients may choose this dual-ended lip gloss tube for their lip color that features a pigment-packed base coat on one end and a shiny, non-sticky lip gloss on the other. Some clients will use this double-sided tube for their two lip gloss shades. How to use this dual-ended packing tube? It will be up to you. We can provide samples or customize samples with artwork to you to do an evaluation before placing bulk orders. Welcome to consult.