Pillowcases are cases, so technically you could just drop your laptop in one of them and be done with it, but here's a way you can actually make a laptop sleeve you'd actually use with just 10-20 ...

For more DIY grocery bag goodness, check out how to fuse plastic grocery bags for crafting, crochet them into a shoulder tote, turn them into a kite, or make a plastic bag keeper. Thanks, Trish!

A guide to create a functional and stylish laptop sleeve ; customize your laptop sleeve with your choice of fabric.

Here, we'll show you how to make your own laptop sleeve for any size notebook. All you need is some interesting fabric, a needle and thread, and a little bit of time.

Sure, those convenient MacBook sleeves are getting pretty cheap, but then you would be like every other trendy Starbucks sipping, MacBook owner. This is the only true way to make your laptop stand ...

The finished product, sans tablet inside. Voilà! You've made your own tablet sleeve. You can apply this to any device, of course, including cameras, laptops, smartphones, and more.