The DECKED Custom Foam Inserts for the D-Box and Crossbox let you completely customize our vessels for your tool and gear tussles. Made from multilayer polyethylene foam, it's built like a layer cake which allows you to trace, cut, and remove foam to your desired depth. The result is a perfect fit every time for whatever you want, nestled securely inside your DECKED box . Compatible with either D-Box or Crossbox CUSTOM FOAM FEATURES: Multiple multilayer polyethylene foam blocks Each block compromised of multiple layers of laminated foam D-BOX FOAM DIMENSIONS: 1 x 18.5" x 15.375" x 2.25" 2 x 18.5" x 15.375" x 1.125" CROSSBOX FOAM DIMENSIONS: 2 x 15.375" x 9.5" x 2.25"