The specific gravity is about half of glass and is 10 times stronger than regular glass. Not easy to break, even if it is broken like glass, it will not scatter. Acrylic Sunday EX 502 is sold online by DCM Online. We also offer a large selection of other wood and construction materials. [Caution] Do not place near or near fire. Please protect gloves and other items as it may cause injury. Please read the other instruction manual carefully.