... 80g offset paper,80sheets ,1C +1C spiral binding Hardcover notebook printingDescription:1)Size\artwork: customized2)Material: coated art paper ... woodfree paper, special paper,silk ribbon, wire-o etc3)Printing process: full colour, four colour, black and white ... only!Our factory specialized in printing service of Picture Album, book, magazine, brochure, hardcovers, notebook, gift box, calendars, poster ...