Cat Carrier Backpack Perfect for 2 Cats for Traveling/Hiking/Camping

Double-layer design can hold two small pets, or fit one small to medium-sized pet by removing the divider. Switch from double-layer and single-layer in a few seconds.16.5"x12.6"x21.6" (LxWxH).

Upper size:16.5"x12.6"x10.8". 
Lower size:16.5"x12.6"x10.8".
Double-layer pet backpack is made of durable linen and high-grade polyester, anti-scratch.

Large size- Not Airline Approved: Actually, you can hardly find a pet rolling backpack larger than this one on the market. Provide enough space for your pet to keep it comfortable during the journey. Your pets love it, and even they can lie in it daily like bunk beds. (This product does not meet the size requirements of airlines.)

Flexible Wheels: Convenient disassembly and assembly of the four wheels. Wheels smooth-rolling mobility in any direction.  The telescoping handle extends easily and smoothly and the length is adjustable to accommodate varying heights. High-quality polyurethane double wheels provide extra stability and durability.

Two Mesh Pockets & Fully Breathable: Mesh Pockets on both sides for you to put any dog snacks, toys, and other essential supplies. There are 7 breathable mesh windows to provide good ventilation and visibility and ensure the pet is not overheated. The two pockets on both sides of the bottom of the carrier can hold essential supplies. Velcro covering cloth and around zipper window on the top, both of which can be rolled up with zippers on both top and front.

Sturdy & Soft Bottom Mat: This bottom mat has a comfortable plush surface, and a built-in firm MDF board, very comfy and safe to sit or sleep for your pet.