They make a spray acrylic that is waterbased that won't eat the foam...or you can coat it with a base of watered down PVA...but you gotta make sure you get EVERY millimeter of it or the paint will find it's way in...
__________________ I am Wolfpack, my fangs are long, my hair grey with age...I am The Great Wolf...I fight with bolter and Axe, my armies vast, my word final. A true son of Russ, my honor above all, I hunt the heretic, the xenos, and the witch and slay them where they stand! My sons hunt our enemies, slay them where they falter and bring their pelts to Fenris |