... POP POP advertising screen printing, gift box, photo album, clothing tags, shoe, gift boxes, food packaging and so on.5 ... 1. Wood pulp and environmentally friendly black paper1) neutral PH, environmental protection dye, recycled, no pollution, no color difference on two ... can be customized. 3. Single side black paper 1) environmental protection dye, recycled, no pollution, no color difference on two ...