OPTIMIZED CAPACITY DESIGN: Each of the 4 included ceramic crucible bowls has a 250g capacity and is the perfect size for handling large quantities of metals and alloys during melting and casting processes. Enhanced Usability: These bowls are constructed with tapered sides and strategically positioned pour spouts to easy material removal and transfer, minimizing spills and increasing precision in pouring molten metal or other hot substances. EXCELLENT MATERIAL QUALITY: These crucible bowls are made from premium quartz with high purity and superior temperature resistance, capable of withstanding temperatures up to 2800 degrees Fahrenheit, ensuring durability and reliability in high temperature applications. Versatile Applications: perfect for refining, casting and shaping a variety of materials including , gold, silver, brass, copper and alloys. High-quality ceramic composition ensures consistent performance in different melting tasks. Please note:There is a slight color difference or difference in kind, it does not affect the use, please do not mind, thank you! Colour:White Material:quartz Package Contents: 4 * 250g Ceramic Crucible Bowl Dish Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.