iSkin has released a slew of sleek 'n' shiny cases in time for the holidays. The ($35) hardshell case features shiny, rhinestone-like formations along its back and comes in five bold, glossy colors. The ($40) is aimed at the active iPhone user and sports an extra-protective layer of silicone that wraps around its hard, plastic shell. The ($35) is a plastic, slide-in case that boasts a mesmerizing designer pattern on its back and a high-gloss front with a non-slip finish.

If you want to step up your style even more, the $40 might do the job. The case combines clear-polycarbonate and soft-polymer layers for a sleek, seamless design. The transparent, rigid back of the case boasts classy, art-deco tuxedo lines and a fancy-but-subtle designer pattern. Last but not least is the ($40), a holster-and-case combination for those who need their iPhone within reach at all times. The Duet includes the slim-fitting iSkin Solo case, plus a thin, low-profile clip that lets you quickly snap your phone in and out for easy access.

Back in the novelty case department, we have . As the name implies, this case is actually made of blackboard material on which you can draw and write with regular chalk. Why anybody would need to use their iPhone as a chalkboard is beyond us, but you have to give the company credit for executing such a zany idea. Sadly, details regarding pricing and availability are not yet available.