This 20-sheet pack of 5 x 7" Luster Duo 280 Paper from Inkpress features a double-sided resin coated paper with a microporous top layer. Luster Duo 280 also has a 280 gsm basis weight and a thickness of 9.5 mil as well as a brightness of 99%. Additionally, the paper is water and light resistant as well as instant drying for immediate handling.