UNDERWATER KINETICS 206/406/207/307/308/408/312 WATERPROOF PROTECTIVE DRY ULTRABOX CASES - Often your small gear and electronics are especially fragile and valuable. TheUltraBox weatherproof containers are tough as nails, O-ring sealed against water and airborne particles and built to accommodate an electronic panel in either the lid or bottom of the case if desired. The automatic pressure equalization valve insures easy opening after altitude or temperature changes. Items placed within are protected by a shock absorbant removable rubber liner. Tough, yet lightweight, and entirely waterproof, these hard protective carrying cases offer premium protection of small electronic equipment, sound equipment, photographic equipment like a camera or lenses, and delicate personal items. High Impact ABS, Lexan, polyurethane rubber & stainless steel construction makes this one bulletproof case. ULTRABOX OPTIONS: Black or yellow color; Choose solid lid or clear lid to easily view contents; Optional snap-on handle with contoured rubber grip; Optional removable rubber liner protects sensitive equipment from abuses; Optional nylon mesh lid pouch for storing accessories. LID OPTIONS: The clear polycarbonate lid option lets you easily identify contents while the solid offers light protection and privacy. FULLY LINED: Keep your delicate electronic equipment safe with the optional liner & lid pouch. The ribbed liner absorbs shock and keeps the contents from noisily rattling around. Use the zippered lid pouch for storing keys, cash and other small items.