New Upgraded Pet Travel Backpack: Three side was made of PVC mesh, and add curtains to prevent your cats/dogs from sun, provide a safe privacy and reduce pet's stress response to external things when travelling. You can also roll up the front curtain and draw the curtains on both sides into a half-curtain pattern to increase breathability. Pet Backpack Carrier Dimensions13" L x 10.63" W x 16.54" H. Perfect for dogs up to 14-pounds, or cats up to 17-pounds. Easily fits cats, small dogs, and most other small/medium-sized pets! Please measure your pet before purchasing - LENGTH: neck to base of tail; HEIGHT: floor to top of shoulder. Reduce shoulder weight:This cat carrier backpack comes with chest buckles which helps to reduce the burden and keeps the shoulder straps from slipping while pet moving. Keep your pet comfortable: Removable cosy mat for easier cleaning and let your pet enjoy it inside. Last Long Using and Easy Storage: Our premium pet carrier is quite scratch-resistant and sturdy for long lasting use. You can also rest assured that it is strong enough to stand up to the scratches or gnawing of your pets.