some products are very sentive to ligh or oxygen and must be carefully protected.other products have a strong smile that has to be conceald. a co-extruded tube which incorporate.the barrier layer can the best solution.the barrier layer can provides excellent product protection characteristics,preventing transmission and perfumes through the body of the tube.

five layer tube is always available both in boya's shenzhen and guangzhou plants.please note that these are only suggested uses.it's the customers' responsibility toconduct compatibility tests on tube types.