Black n' Red A66525 Twinwire Wirebound Hardcover Notebook with Calculator, Black, 11-3/4 x 8-1/4 Twinwire wirebound hardcover notebook with white wove paper. Ideal for permanent note-keeping, this twinwire wirebound hardcover notebook has high-quality white wove paper, ensuring both sides can be used. Wipe-clean cover withstands extensive use. Hardback, high-gloss laminated cover. Durable, snag-proof binding enables book to lie flat.