ArtBin® Magnetic Die Storage Case. The ArtBin® Magnetic Die Storage Case is a clever storage system that allows you to easily view, safely store and instantly access your metal dies. This case includes 3 custom cut magnetic die sheets for storing your metal dies and each case can accommodate an additional 18 magnetic sheets for a total of 21 when full. The case is made of translucent plastic and two sliding latches keep the lid securely closed. Dies shown sold separately. Measures 10.25 x 9- 5/8 x 3.25 inches. Magnetic die sheets measure 7.15 x 9.25 inches. from ArtBin.