Water soluble bag brief 1.pva material2.water soluble in 1-3mini3.bag size can be designed4.logo printing can be printed in one color5..delivery in 3-7days6.it can melt in cold water or only in hot water according to the design. 7.can be printed black, red, blue,printing ink is melt down too.8.PVA water-soluble pesticides inner packing bag (embossing transparent water soluble bag, embossing smell water soluble bags, no grain transparent water soluble bag.