Halloween pumpkin ice tray Made from silicone in black Great for Halloween gatherings 4 pumpkin-shaped molds Freezer and dishwasher safe Serve drinks to party guests in fun and creepy style with this Halloween Pumpkins Silicone Ice Cube Tray from Threshold. Made from silicone, this black ice cube tray features four molds to make pumpkin-shaped ice cubes. Great for cocktails and mocktails, the tray is also dishwasher safe for easy cleaning.