Wekreat's Panoply Sleeve for iPad ($39) is a sleeve for both generations of Apple's tablet computer. The construction is quite simple; the envelope-like body is composed of a grey felt material reinforced with cardboard. Accents -- including a loop and flap to hold the case shut, an embossed logo, and a wrist strap on the right side -- are made of real brown leather. The strap is a nice touch, as it allows the sleeve to serve as a clutch, bringing…