Corsair Flash Survivor Stealth 256GB USB 3.0 Flash Drive. Military-style adventure-proof design: constructed from hard-anodized aircraft-grade aluminum waterproof to 200 meters with an EPDM water seal and both shockproof and drop tested with a molded shock-dampening collar. This unique drive is designed to protect your valuable data on your next covert operation. It offers high performance USB 3.0 and full compatibility with USB 2.0. Just plug it in and it works with Windows Mac OS X and even Linux. The Flash Survivor Stealth USB 3.0 is backed by Corsair a respected name with a passion for quality and customer service.