No dog left behind! Brand new front facing adjustable dog backpack carrier. • Adjustable shoulder straps. • Lap belt. • Hip pockets. • Storage pocket extending underneath the Pet Base to bottom of frame. • Dog lumbar support straps. • Internal frame. • 10"L x 6"W x 24"H. • Veterinarian approved. Size medium fits dogs such as Jack Russell terriers, Lhasa Apso, pugs (see size guide). Take your good boy on all your outdoor adventures!