Renaissance Princess Costume - (Child)Travel back a few hundred years to a time and a place where houses were castles and boys were knights in shining armour. Decked out in shades of grey and sapphire blue, you're sure to be the princess of the party with this costume. Features: Dress. Headpiece. Size Guide: (U. K.) Small: Age 3 4 Years (Height 104cm). Medium: Age 5 6 Years (Height 116cm). Large: Age 7 8 Years (Height 128cm). 9 10: Age 9 10 Years (Height 140cm).