The PAWISE range of doggy boots come in a 2pack.
XXX-Large is made to fit a newfoundland or a saint bernard.

They are rugged, lightweight shoes that are made of breathable tight weave mesh with rubberized synthetic leather uppers and outsoles for long-lasting duribility.
The adjustable sticky strap and bungess zip-cord lock ensures a snug and comfortable fit that won’t slip off the foot.