Adult Plus Size Ostrich Costume Bird Costumes 8 Best Ostrich costumes ideas ostrich costumes, costumes, ostrich Ostrich Riding Costume Ostrich Costume Diy Ostrich Costume Diy. Description : Fantastic for stag do's and fancy dress parties. Each costume features a costume that you step in to so that your legs look like the back legs an emu ostrich. The top of the costume covers your top half and you hold the head in your hands so it looks like you are riding it. Features : All in one step in costumes Braces to support the costume Size Guide : One size fits all