IKEA - KRITTER Children's Chair, White Product description; Main parts: Solid poplar, Acrylic paint. Back: High impact polystyrene. Seat: Fiberboard, Acrylic paint Product dimensions; Depth: 11 3/8". Seat width: 10 5/8", Seat depth: 11 3/8", Seat height: 11 3/4". Height: 20 7/8", Width: 10 5/8" Care instructions: Wipe clean using a damp cloth and a mild cleaner. Wipe clean with a dry cloth.