K9 Sport Sack Urban 3 Dog Carrier Convertible Backpack Size Small Grey NEW WITH TAGS Recommended for Small Dogs 13-17in. (Measured from collar to base of tail) Features a fold-top enclosure with G-hooks to function and appear as a traditional backpack. Created with a padded sleeve for your laptop and space for your gear. Convert this paw-some backpack into dog-carrier mode and let the fun begin. Includes a waist-support strap for semi-strenuous activities and a carabiner safety clip. See all features in the included photo! 18" Length