Sold in three different textures and two colors, blueLounge's new Shell ($30) is exactly what it sounds like -- a hard plastic rear shell much like the ones we've seen from many other companies over the last year and a half. What's new here is the elaborate texturing, which in the case of the floral pattern shown below is surprisingly intricate; you can pick from golf ball, floral, and tartan versions in your choice of black or white. Smart Cover…