DUNCAN-Omni Gel Transfer Medium. This gel is a true transfer medium. It can also be used to emphasize brush strokes for oil painting effects and making photo prints look like original paintings. Use on wood; metal; glass; ceramic; brick; plastic; rubber and most fabric surfaces as well. It is flexible when dry; acid free and can also be used as a glue. This package contains 8oz/236.59ml. Made in USA.