Explore new ground with the Outward Hound Quick Release Dog Backpack. Featuring detachable saddlebag compartments, a lightweight vest with durable grip handle and bright, high visibility colors, this pack will keep your pup safely equipped for every new adventure! Explore new ground with Outward Hound Gear! Our high-quality performance gear will keep your pup safely equipped for every new adventure! A note about sizing: all pups are unique and special, especially yours! Sizing guidelines may differ dog to dog. Please choose your size after taking every measurement listed on the chart. And take any other unique traits (large shoulders, long torso, etc.) into consideration.