These are the same mounts already included with most HERO and HD HERO cameras. This package includes three flat and three curved, 3M adhesive mounts. 3Ms innovative VHB 4991 adhesive backing ensures the mounts stay put, but can be cleanly removed when heat (eg. from a hairdryer) is applied.
3 Flat, 3M Adhesive Mounts
3 Curved, 3M Adhesive Mounts