The Pelican 1507Air Hard Carry Case with Foam Insert is designed for you to maximize its available space while providing customized protection for your valuable gear. You get the 1507 case with two layers of Pick-N-Pluck foam that allows you to customize the interior to your specific gear to ensure it is fully protected. Additionally, there is a convoluted egg-crate insert for the inside of the lid and a foam base layer for the bottom of the case to complete the cushioned protection.