You can't forget about your furry friend when it comes to representing your team. Check out our selection of Mariners pet gear so there will be no doubt where your loyalty lies in your household. Upgrade their style with a new Seattle Mariners pet collar or bandana inspired by your team or put your team pride on display on the go with our Mariners leashes and pet carriers. You can even get them a little Seattle Mariners dog jersey so they're also game-day ready! From Mariners dog toys to beds, MLB Shop has a great variety of pet accessories and gear you'll love.