... 3)Friendly material &ink 4)PU notebook pu leather a4 agenda notebook Item Sizes: A4, A5, A6 ... , or according to clients' special requirements Outer Material: Leather, Embossing, PP, Hard paper, Soft paper on it ... Inner: 80g, 80sheets Printing: Offset printing with Pantone color / CMYK process Gluing: Automatically glued by ... 1000PCS/style. 2012 Frankfurt book fair book with leather cover