Expandable Pet Carrier Backpack for Cats, Dogs and Small Animals, Portable Pet Travel Carrier, Super Ventilated Design, Airline Approved, Ideal for Traveling/Hiking/Camping

REAR EXPANDABLE DESIGN: With the rear expandable design, the space inside the backpack will also be doubled. It not only increases air circulation, but also allows your pet to stay in it more comfortably and move around more freely
BETTER VENTILATION&VISIBILITY: Crucial improvement of this backpack is to verify excellent ventilation and visibility at the same time. 1 large transparent acrylic window, 3 breathable mesh windows and 9 venting holes, provide various air and excellent view for your pet
STURDY&SAFE STRUCTURE: Equipped with a firmly reinforced structure, to prevent the backpack from collapsing on your pet whilst traveling. When you open the top mesh windows to let your pet stick his head out, the safety rope inside can prevent your dog from running away
COMFORTABLE TO WEAR: Comes with both waist and chest buckles, to provide you with extra improve and take care of the stability of the backpack, prevents pets from slipping. The shoulder straps are equipped with extra thick padding for more comfort throughout long trips
MEASURE YOUR PET BEFORE PURCHASEING: Its external size is 13.4″L x 10.2″W x 16.5″H whilst the internal size is 13.0″L x 9.3″W x 14.8″H and will also be 13.0″L x 21.5″Wx 14.8″H after fully expanded. Advisable max load is 18 lbs. Do not select the backpack size based on weight only, please reference your pet’s length(front feet to base of tail) and height(floor to top of head) in selecting a backpack size