Seattle Mariners Shop has all the gear to keep you warm this MLB season. We have Seattle Mariners cold weather gear to keep you cozy when you are out on the street or up in the stands. Throw on some layers and hit the town with a Seattle Mariners hoodie or beanie. Get ready for the holidays with a Mariners Ugly sweater or fleece zip up. At Seattle Mariners Shop we have Mariners cold weather gear to keep you warm in the stands or toasty by the fireplace. Seattle Mariners Shop carries everything from pajama pants to Mariners performance gear.