- Safety First: Crafted from high-quality Oxford cloth, our dog backpack carrier is scratch-resistant, environmentally friendly, and non-toxic. The self-locking zipper design prevents your pet from accidentally opening the bag, while the built-in safety rope ensures your pet stays secure and safe. - Perfect Dimensions: The carrier measures 13"L x 10.5"W x 17.5"H and expands to 13"L x 27.5"W x 13.5"H. The patented expandable back design (Patent Number: US10743515B2) promotes excellent air circulation and provides extra space for your pet to move and rest, reducing anxiety. Ideal for cats, small dogs, and other small animals up to 22 pounds. Please measure your pet to ensure a proper fit. - Enhanced Breathability & Accessibility: Featuring 4-sided mesh windows, this carrier ensures optimal air circulation and allows you to easily monitor and interact with your pet. Zipper openings on the top and side of the expansion make it easy to place your pet inside. - Comfortable & Supportive Design: The honeycomb mesh elastic sponge cushion provides breathability and shock absorption, enhancing comfort during travel. The widened, adjustable mesh shoulder strap is designed for even weight distribution, while the ergonomic waist and chest straps reduce shoulder strain and maintain stability. - Versatile Use Scenarios: This carrier is perfect for outdoor adventures, trips to the vet, or daily walks. Whether you're hiking, traveling, or just enjoying a day out, our dog backpack carrier ensures your pet is secure, comfortable, and by your side. Invest in our dog backpack carrier for a safe, comfortable, and enjoyable experience for both you and your pet.