heart shape ice cube 1.material: 100% silicone rubber 2.safe, soft and healthy 3.nontoxic and tasteless 4.environment friend Ice cube1. material: 100% silicone rubber2. safe, soft and healthy3. nontoxic and tasteless4. environment friendly5. easy to clean and keep6. flexible pop-out trays7. temperature range: -40~230 centigrade8. colourful and novelWe can supply many kinds of material products, ...