Vaja's second iPad case to debut is iVolution Top ($150), a two-piece, padded leather hardshell that is customized in your choice of inner and outer colors. Silver logo-accented floater leather is used for the outside, with 22 selectable color choices, and a smoother, less grainy leather in your choice of 31 colors is found on the inside, branded with embossed Vaja word logos. Holes are left for the iPad's edge buttons and ports, though the completely…