Verified answer

This is the best company to deal with when it comes to protecting laptops..

http://solutions.3m.com/wps/portal/3M/en_US/Comput...

Cheers

whether this is a stick on one like the clever telephones use peel it off wash it with sparkling water a somewhat dish washing liquid. Then dry it with a lint loose fabric. finally press it on returned tightly over the show.