My grandfather had one, he was such an elegant and lovely dog. His name was Borsalino( Lino for short :) Fabulous collars! Italian Greyhounds are so beautiful and elegant. In front of an old urn, stone underfoot. I'm pretending they live in Rome!
A while back I posted a tutorial on how to make a custom fit martingale for your dog. Making an adjustable martingale has a little twist to it and this tutorial.