swivel pu cover calculator with notebook Unit size:11x13x3cm 200 sheets color sticky 8 digital calculator w/ battery included 1.cover printing: silkscreen printing, embossing2.Binding: Binding with sprial , glue , six ring, wire binding, glue binding, sewn-glued binding, Saddle stitch,section binding, flexi-bound binding, spiral binding etc3.high quality leather pu notebook4.different colors for ...