<b>Product Specification:</b><br> * Color: Black <br> * Material: Food grade silicone<br> * Dimension: Please refer to the picture<br> * Name: Silicone skull ice cube mold<br> <br> <b>Before Use:</b><br> * Please wash it before use, or put it into oven for 3-5 minute if there is strong silicone smell.<br> 1. Close the tray and try to lock the groove on the side of each skull.<br> 2. Fill in the skull with water from the top hole.<br> 3. Put into fridge for about 6 hours.<br> <br> <b>The features of silicone mold:</b><br> * Heat-resistant temperature of -40℃ to +230℃ (-40℉ to 446℉), can be re-used, innovative design, soft, varied styles, stripping easy, and easy to clean. <br> * It can be applied to microwave heating, oven baked, non-direct contact with flame cooking, cold storage and freezing. <br>