The DiCAPac WP-M20 is an all weather vinyl case for all iPod models (Excluding the Shuffle, Nano, and Touch models) and is totally waterproof up to 16 feet (5 meters). Constructed from durable, high-grade vinyl with a UV coated polycarbonate cover, the WP-M20 is designed to keep your iPod clean and moisture free in almost any environment. The patented "Roll & Velcro" zipper closure system provides two levels of protection to keep your case completely watertight, while the clear panels and flexible material allows you to maintain complete control over all your iPod's functions. Best of all, the WP-M20 is extremely lightweight and can be tucked away in your pocket or small bag, making it by far the most convenient option for the ultimate in iPod protection, not o mention the most affordable!