Lil&#39; Ducky Costume Size 100% Polyester Duck costume includes lined zipped bodysuit, attached tail, booties, hood with beck and plush top. This ducky costume features a completely lined bodysuit with snap leg closures for easy changing. Our baby duck costume features a completely lined bodysuit with snap leg closures for easy changing. The slip-on booties have skid resistant bottoms. Booties are intended for indoor use only. Our Lil' Ducky comes in baby sizes Infant Small, Infant Medium, Infant Large.