Plexiglass (polycarb) is a transparent plastic. It is often used in-place of glass.
Polycarb is an excellent glazing window or display material. It is unaffected by moisture. It offers a high strength-to-weight ratio.
Polycarb is 8x times stronger than glass. It has excellent clarity, durability and lightweight. Acrylic can be sawed, routed, drilled, formed, line bent, cemented and painted.
Standard polycarb is more impact resistant. It is easier to scratch. Mar resistant polycarb is available. Polycarb is more flexible and virtually unbreakable.