Self-post booklet 1.Paper:70-100g wood free paper 2.Finished ... :customized, 100 sheets 3.Opp bag for each booklet Self-post bookletRemovable to stick to anywhere which is good for office ... . 4) BindingCasebound binding,paperback binding,sewing binding,perfect binding,flexi-bound bingidng,saddle stitch binding,wire-O binding,spiral binding,glue ...