DIY iPhone Case by Connect Design • $18 • Connect Design If there's one category of product we receive information about in plentitude, it's iPhone cases. Most are just your run of the mill, slip-it-on and never think about it again case, while a few offer features like an additional battery built-in. But this might be the first iPhone case in a long while that made us smile, bridging the world of tech and crafting. Korean accessories company, Connect design's iPhone 4g DIY Case is just $18, but offers unlimited customization options. If you've ever done any cross stitching, you'll be acquainted with how this works. And even if you're a needle-noob, most of the projects look pretty simple.