I lost my nanofoil before sticking it on. A single purchase of the nanofoil is unfortunately not possible. If you have lost your nanofoil, please contact our customer service via our contact form to find a solution. Related articles How do I attach my Backflip® to my smartphone? The Declaration of Conformity for Backflip® can be found here. You can read the instructions for our Backflip® here. My Backbone silicone band is broken. What exactly is the nanofoil?