Tinksky Mini Heart Shape Silicone Ice Cube Chocolate Mold (Pink) Color: pink. Material: Silicone. Size: 4.3 * 7.2 inch. To make small and cute ice cubes to stack up in the glass. Innoxious, no peculiar smell, soft, waterproof and easy to demould. Fadeless and easy to clean, durable for long time use. Novelty ice trays make great accessories for parties.