Rubbermaid Red Ice Cube Tray Limited Edition Color (Pack of 6) Rubbermaid plastic ice cube tray (pack of 6) Plastic Ice Trays Measure 4.75" x 12.65" Each Tray Includes 16 Cube Cavities Trays stack securely without sticking and twist for fast, easy release of cubes. Dishwasher and Freezer Safe Flexible trays allow cubes to drop out easily and are designed to channel water so trays fill quickly