Lindy Bop 'Marylou' Classy Sky Blue Polka Dot Vintage 50's Party Dress 97% cotton, 3% elastane Zipper closure Our Best Quality Stretch Sateen Cotton Fabric. Bow Shawl Collar. Full Circle Skirt Section Lovely Shade Of Blue With White Polka Dots And Just A Slight Sheen To The Fabric. Hidden Back Zip. Same Fabric Belt. See Product Descripion Below For Sizing Information