Extended Access, maker of the BudCase, has introduced the nanoPocket case for the fourth- and fifth-generation iPod nano. Made of lightweight neoprene, the nanoPocket features a vertical flap that closes over the front of the case, completely covering the nano’s screen, with a small hole in to allow for headphone port access when closed. Other features include an integrated carabiner clip and belt loop. The nanoPocket is available now in four…