1.5ml volume for teeth whitening pen, twist design, precise dosage control, for filling ... , dark cirlce remover, wrinkle remover, eye gel, nail varnish oil, etc.5. Packages decorate can be accepted on ... surface, like silk printing, hot stamping.7. This pen also can be matched with other type applicator for ... oil, gel, cream, lotion, wax for cosmetics.The pen can be done in any color request: TM-LG771A, ...