Item # 7630 - Metal Die Clear and Cling stamp magnetic system storage kit. This kit includes the box, plus a pack of sheets being 3 Magnetic sheets and 3 protective / divider sheets. It retails for $27.99
Zutter Innovative: Magnetic Storage System Refills http://www.binditall.com/MagneticStorageSystemRefills.html
OfficeMax: BUY 2 GET ONE FREE
Staples: Really Useful Box 4.0 Liter
Office Depot: HAS A RECYCLED ONE IN BLACK!