1Made of highquality rubber material, safe and nontoxic, ecofriendly and firm, flexible and durable for use. 2The perfect tool specially designed for dental laboratory work, easy to use and not easy to break. 3Nonstick, not easy to scratch, easy to clean, can be washed repeatedly, convenient and practical. 4Can be used to mix dental materials such as alginate and plaster, necessary and important dental accessory. 5Light weight and in small size, it doesn't occupy much space, easy to store and carry, suitable for professional use.