Purchased from Felissimo. Materials: Plushie: 100% polyester Stamp: ABS resin, polystyrene Stamp surface: EVA resin, polyethylene Ink: Oil-based pigment ink Size: Plushie: Approximately 14cm wide Stamp: Approximately 8cm I haven't tested the stamp, so I can't confirm the ink condition. Please comment if you'd like me to test it.