Diane von Furstenberg's smoke-gray transluscent jelly sandals with designer insignias on the straps are a fun and functional vacation must-have. Slip them on with a playsuit and stacked bangles for beachfront strolls. Smoke-gray transluscent rubber jelly sandals. Diane von Furstenberg sandals have multiple straps with the signature designer insignia across the foot, an open toe, a closed-in heel and an ankle strap with a gold buckle fastening.