This high quality divider system is designed especially for the Stowaway 20-20 ATA style shipping cases. It comes with a 3/4" thick sheet of high density closed cell foam for the bottom, a cloth covered outer ring of 3/4" closed cell foam lined with strips of Velcro loop on the inside wall. It also has 2 large stiffened dividers, 3 medium dividers, and 6 smaller dividers, and a 19" square cloth covered fiber board with Velcro attachement straps to divide the two halves. These parts will help you to customize the interior to fit a variety of equipment. This fully adjustable divider system allows you to reconfigure your case every time you need to do so, to give your contents the most complete check through protection possible.