What is Duplex Board

What is Dupelx Board ? 

Duplex board is a value for money chip board which is a type of boxboard with a glossy        

coated surface on one side for superior printability. it is a good bulk and stiffness, 

typically  used as packaging material for small boxes that require high quality 

printability, such as for consumer electronics products, cosmetics, 

hard cover books and jigasw puzzles.