Us+U recently announced its Swivel Profolio Case for the Kindle Fire. In addition to featuring patent pending Swivel Technology, the case also benefits charity. Us+U said 3 percent of every purchase will go to an environmental or human advocacy group.

The interior of the case features suede microfiber lining to protect the Kindle's screen. The exterior is covered with animal-safe leather for style. The hinged back panel and swivel capability allow the case to be utilized as a multi-angle stand. The self-adjusting hand strap makes the Kindle easier to hold as it rotates in the multitude of available viewing angles. The Swivel Profolio Case costs $49.99 and features cutouts for the Kindle's volume buttons and charging port.

Us+U also has the iPad covered with a two lines of iPad 2 accessories. In addition to a Swivel Profolio model for the iPad 2 and 3, the company offers the sleek Simple Swivel, a case geared toward the minimalist.