CTA Digital Skin case for iPod Nano 2nd Generation CTA DIGITAL IP H2NC Skin Case for iPod Nano 2nd GenerationClear. With this soft skin case from CTA, your iPod will always be protected from scratches, knocks and dust while still giving you free access to all your iPods controls and connections. A vinyl window shields the players screen from harm, and an opening for the Click Wheel permits full access to operation. The bottom of the skin has a reinforced opening so you can use the dock connections without removing your player, while the top is open for easy access to the hold switch.