Dog Ear Defenders

I have made a bracket that takes ear defenders and allows you to strap them to your pet, for many years my dog has hated fireworks and has gotten progressively worse, we have tried every thing that has been recommended and nothing helps she goes and hides under desks and shakes uncontrollably.
with it being 5th November there are going to be a lot of fireworks over the weekend i decided to look into pet ear defenders and was shocked at the price of them!!!

so off to screwfix where i got