-Size:A4,A3,8.5"x11",11*17'' - Weight:80gsm,75gsm,70gsm -Whiteness: 92-96%,98-100%,102-104% -Materials:100% wood pulp Material: 100% wood pulpSize: A4, A3, 8.5"x11", 8.5"x14"Base Weight: 80gsm, 75gsm, 70gsmWhiteness: 92-96%, 98-100%, 102-104%Packing: 500 sheets per ream, 5 reams per carton