Features: 

1) Material: 

a)Inner: gray chipboard.

b)Outer: art paper, coated paper, copperplate paper.

Other materials for your reference: white cardboard, silver or golden cardboard with white bottom, white paperboard with gray bottom, ivory cardboard.

2) Surface treatment: gold/silver stamping, various colors hot stamping available, UV coating, embossing, bronzing, varnish.

3) Various sizes and designs are available.

4) High quality and reasonable price.