Casabella Silicone Un-cube Ice Cube Tray, Set Of 2 Casabella uncube silicone ice tray freezes water into a different geometric shapes Set of two easy to use and clean silicone trays Constructed from flexible food grade silicone with no-spill reservoir for mess-free use Also functions as a chocolate mold; dishwasher safe Measures 7-1/2 by 4 by 2-inch