Notes folded as a harmonica automatically appear. Remove one sheet and the next is already ready for the next message. For use in special Z-note holder. Can be operated with one hand while talking on the phone with the other, for example. Post-it Notes made of 100% recycled paper, including the packaging. The glue from renewable source consists of 60% plant material. Provided with PEFC label . Packed per 6 blocks of 100 sheets.