These new cotton fabric and clear plastic case designs for the iPod nano are essentially play-through holsters, one with a front flap (Folded, $16), one without (Classic, $13).
Each comes with a metal carabiner hook, and you have your choice of several different fabric patterns, including camouflage, dots, stripes, solids, and flowers.
Company and Price
Company: Skymate International
Model: Classic and Folded Cases
Compatible: iPod nano.