... ,A5,A6 2) Material: leather 3) Leather notebook with calculator 4) Inner:80sheets 5) MOQ:200pcs leather executive notebook ♥Features1).Cover: fabric, leather, PP, PVC, coated ... , glue binding, sewn-glued binding, Saddle stitch,section binding, flexi-bound binding, spiral binding etc5). Size & color & sheets, A4/A5/A6 ...