Difusi has introduced four new leather cases for the iPod nano (with video): the nanoSleeve, nanoValet, nanoFlip, and nanoProp. All four cases are handcrafted from leather, stainless steel, and shatterproof plastics, and offer full access to the nano’s ports and controls. The nanoValet features a fold-down, button-closure front flap, and interchangeable accessories. It sells for $25. The nanoFlip features a flip-up front flap, interchangeable accessories, and also sells for $25. The nanoProp features a similar design to that of the nanoFlip, but adds a colored racing stripe to the right side of the case, as well as a removable stainless steel case stand. It sells for $40. Finally, the nanoSleeve features a sleeve-style design, interchangeable accessories, and sells for $20. Accessories for the cases include a shatterproof belt clip, removable stainless steel clip holder, ClearGuard screen, full body and wheel protection, a cotton lanyard, and a stand. All four difusi cases for iPod nano (with video) are available for pre-order now; the cases are expected to begin shipping next week.