Checkbook Clutch Wallet with Calculator by BuxtonnMeasures 7.25 x 4 x .75 inches when closed and 10.5 x 7.25 x .25 inches when opennSnap button main compartment and full length zipper pocket on exterior backnInterior has 1 pen loop with pen, 1 calculator, 6 card slots, 1 ID window, 2 full length slip pockets, 1 removable checkbook cover, and 1 removable window insert that can hold up to 10 cardsnWhen it comes to design, quality and functionality in small leather goods, Buxton wrote the book. The Women's Collection shows Buxton's responsiveness to the latest trends with a flair for fashion. No one delivers affordable style better than Buxton. Genuine leather and unsurpassed functionality at an affordable price.