Retro Robot collection. There"s no danger here, Will Robinson, the friendly Retro Robot Collection is inspired by an innocent era when gears, bolts, and springs were what little boys" thoughts were made of. Domo arrigato, indeed. Kiddie apron is made from durable, soft cotton canvas with a washable waterproof coating. Child friendly magnetic snap closure makes it easy for toddlers or pre schoolers to put on or take off. The apron features four handy pockets and cotton piping back tie, as well as a re usable cotton canvas pouch for storage. Machine wash low, line dry.