RadTech today announced pre-ordering for its STM Cocoon case for iPod nano, which is expected to ship in mid-November. STM Cocoon is a semi-rigid clamshell clip case with a secondary translucent skin offering protection and storage for the nano. The Cocoon also includes a secure internal pocket for earbuds, ID, bank cards, cash, etc., as well as a lanyard that lets users wear the entire clamshell, or just the skinned iPod, around their neck. A low-profile spring clip secures the Cocoon to a clothing, purse, carry bag, and more. Cocoon for iPod nano is priced at US$29.95.