YUREE Spiral Notebook Lined, B5 Soft Cover Spiral Journal, 5 Notebooks Per Pack, 60 Sheets (120 Pages), 10.2″ x 7.2″, Blue
$21.50The material of the front and back soft covers is kraft paper
80g high quality acid-free white paper makes writing an enjoyable thing
It has already done pen test with some of the most frequently used pens, there is no bleed and penetration