The Valterra A10-2014 Pet Saddle Bag is ideal for medium to large size dogs, featuring an ergonomic 14" x 10.5" design and waterproof construction. This bag includes 4 zipper closure pockets, 1 mesh pocket and a bottle holder, along with a 16-ounce water bottle and carry handles for added convenience. A reflective strip provides visibility and safety in low light conditions.