resin covered ballistics would be crazy heavy! id go with a thin plastic sheeting, like sintra or super thin acrylic. then paint the colors.
Adelheid (KHR!)- 85% done
Fem!Austrian War Succesion France (Hetalia/Nyotalia)- 10% done
Fem!Izaya (Drrr!)- 90% done
Magent!Teto (Vocaloid)- 95% done