Nanuk 918 Case Foam Inserts Black. 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 for Nanuk 918 Case Foam Inserts: Manufacturer: Nanuk Color: Black Condition: New Country of Origin: Canada Package Contents: Nanuk 918 Case Foam Inserts Nanuk 1-91800-K: 918 Case Foam Inserts Black