Pacific Design today announced that its will be going on sale at Circuit City, Radio Shack, and Ultimate Electronics on October 22nd. The three cases are designed to provide dependable protection in sharp, contrasting color designs without sacrificing use and accessibility to audio accessories and sync/power adapters. Color combinations include "carbon black" with red and white detail; "precious pink" with white and dove grey detail; and "big sky blue" with cobalt blue and white detail. Features include full access to headphone and sync/power port without removing the Nano; a clear vinyl window for screen protection; complete access to the clickwheel; a "Slim-StitchtT" design to reduce bulk; and a low-profile rear strap that clips to a belt or integrates with an armband. iPod nano flip cases will be available for $30.