Nanuk Foam Inserts (3 Part) for 920 Nanuk CaseProduct Description Made of high quality polyurethane foam, the multi layered set of customizable inserts includes a pre scored removable layer. This layer consists of foam squares that can be removed in various configurations to accommodate the contents of the case. This solution is ideal if you are seeking a quick and easy way to protect and organize your items. Specifications size NANUK 920 Cubed Foam color Factory model 920 FOAM material