Description A classic look with some BILLY flair, Step In! to your Women’s Black to the Floor BILLY River Sandals like never before. These sandals are made of faux leather and an elastic material for durability, and have a rubber outsole with great traction. Customize your fit with an adjustable bungee. And use the straight zipper for easy-on and easy-off convenience. Enjoy! Coming in a B-width for medium and D-width for wide, the sizes start at a US Women’s 6 and go to a US Women’s 11, with 1/2 sizes through size 10. Enjoy! Upper: Faux Leather & Elastic NylonOutsole: RubberZipper: Straight ZipAdjustable Bungee Imported.