Golden Shellback as it may call is a coating that is truly resistant to anything from spills, dirt, dust and many more. This is not a simple 'open and apply' technique. The coating is applied in a vacuum and covers both the inner and outer components of a gadget, which doesn't conduct electricity. Golden Shellback isn't available for consumers yet but they hope the protective coating will available very soon. hopes the protective coating will be available soon. About $50-$75 for the service depending on the size of the gadget. Here's a video from Tekzilla

Site: [Golden Shellback]