Turn Your Smartphone into a Dumbbell with this Case

tonefone weighted iphone case
Get fit with your phone! The ToneFone is a weighted iPhone 5 case that gives you a workout every time you lift the phone. The bulky case is rubber coated with either 1kg or 1.5kg steel weights inside. It’s basically a mini-dumbbell. Sure there’s some aspects of impracticality with having a larger and heavier case but that’s a small tradeoff to looking great, right?