Originally Posted by Lynx-lynx
I also have one for my lap top, and my tablet - been using them for ages. They bubble wrap shock protects the contents, and keeps them water proof to boot, especially when carried in the day back pack with lunch and fruit and assorted other junk!!
Bubblewrap will shock protect it, but it won't protect it from bending and twisting forces, which are a very common way to break the substrate.