What happens to iphone cases when you are done with them? Let me tell you one thing, they don’t degrade, they just lie there unless you recycle them. These guys however have the solution! It’s a kickstarter project which hopes to make phone cases a little more environmentally friendly. They are made of 100% biodegradeable paper. Don’t think they won’t be sturdy though, because according to the site they will be very much shockproof. Check it out.