Uniquer Cat Dog Carrier Bag Portable Sporty Breathable Pet Backpack Meterial: Machine washable high quality sandwich mesh fabric, environmentally friendly & no pungent smell Safety: Internal security buckle connect with pet's collar to prevent against jumping out Comfort: The waist belt reinforcement,relieve shoulder heavy; The bottom mat of the pack fix shape for pet not sag,which can be easily detachable to clear up Convenience: Features mesh window can be adsorbed on the magnet to fixed position; Zipper opening can be easily worn for your pet Size: 12.6"Lx6.3"Wx16.93"H.(pets below 8.8 lbs)