Pelican Waterproof Guard Dry Boxes - Pelican Guard Waterproof Dry Boxes are the best waterproof, airtight case on the market! Take your camera on your next water adventure to record the memories, pack a cell phone for emergencies, or even take your PDA to stay wired to the œreal� world. Made of Ultra High Impact structural copolymer, it's unbreakable, watertight, dustproof, chemical resistant and corrosion proof. Its exclusive polymer O-ring and ABS latches seal perfectly and includes an automatic purge valve for quick equalization after changes in atmospheric pressure. High-density pluck-n-fit foam allows you to customize your box for all your equipment and provides protection against impact, vibration or shock. This case is NATO codified and tested to IP-67 (Ingress Protection). You break it, Pelican replaces it... forever.