The Conductive Containers (CCI) CSP 50 Corstat™ SIMMS Shipping Box is made from Corstat™ static shielding material. This box has chipboard partitions to minimize cost and space. These partitions are removable to create larger cells. The top and bottom of this box features a foam cushion to minimize damage during transport. This is shipped already assembled and ready to use. Please note that this item has 50 cells.