Women's Volatile Frappachino Wedge Flip-Flops Volatile’s bestselling Frappachino wedge sandal is a style that transcends the trends and is available in our classic black and brown genuine leather versions, or, in this season’s new metallic embossed snake print for a fresh update. They feature Volatile’s signature ultra comfort EVA insole for all day comfort and the nonskid rubber traction outsoles keep feet grounded whether running errands or running after your niece and nephew at the park. Wear yours with everything from cropped pants to summer dresses.