Sidecca Retro 1950s Polka Dot Smock Halter Swing Dress Hecho en EE. UU. This 1950s inspired classic swing dress features a classic polka dot print. Pair off with a petticoat for a fuller skirt and the complete 1950s look. Exclusive Sidecca Merchandise! Materials: 90% Cotton, 10% Spandex. Care Instructions: Hand wash in cold water, no bleach. Made in USA.