Digital Lifestyle Outfitters has announced immediate availability of its HipCase and Jam Jacket iPhone accessories. The HipCase features leather construction, a horizontal belt clip for maximum comfort, and a Velcro tab and cut-out center for easy one-handed removal of the iPhone. Jam Jacket for iPhone is made of lint-resistant silicone, features the same headset management system found on Jam Jacket for iPod, and offers full access to all iPhone…