CASOMAN 11.5-Inch Water-Proof & Explosion-Proof Box, with Cush- Proof Sponge, IP67 Water Proof Grade, Customizable FoamMade of durable high quality plastic (PP), thickened storage box, strong anti fall, not easy to damage. The DIY foam insert, to customize any size you want, protect the expensive items well High quality pressure valve releases built p air pressure while keeping water molecules out IP67 Waterproof & Dustproof, full sides of protection for your loved things, whether in rain or at sea New design latches, its can easy to open, more conveniece. And extra