Gooby Mountaineer JacketWhy Mountaineer Jacket? At first, you might be drawn to Mountaineer Jacket's beautiful colors, but we promise that there's more than what meets the eye. Perhaps the most prominent feature is its traffic handle. Unexpected situations occur when you're least expecting. It could be you trying to lift your dog up to protect its feet because there is glass on the road. Or, you guys could be on a hike and your pup needs your help to get over an obstacle.