Patch pocket - self-adhesive pocket and pen holder
Patch pocket from Semikolon. These are self-adhesive pockets with a pen holder and an elastic band that you attach to the back of notebooks or planners. Excellent for adding these features to books that lack a pen holder, elastic band, and a back pocket. Works for A5 books. You get extra space to save notes, receipts, and much more. Made from durable paper combined with a side gusset in colored book cloth.