Suitable SizeTotal length 31cm/12.2 inch, inner length 24cm/9.44 inch, shoulder strap length 80cm, suitable for small dogs such as Teddy and Schnauzer. Pets weigh less than 5 pounds. The pet sling carrier bag is strong enough to resist scratching or biting a pet. Please measure your pet's weight and size before purchasing. Adjustable Rope & BuckleThe adjustable open size, and buckle design inside the pet sling carrier hands-free sling bag can connect with pet's collar, which will prevent pet get out, to protect the safety of pets. The sling bag provides a safe and cozy place for your pet to look around or even sleep in your hug. Ventilation DesignLarge areas of breathable mesh fabric and adjustable drawstring openings provide maximum airflow for pets, eliminating the need for pets to feel congested. Your pet can share the landscape while keeping it secure. Hands-free design, compact storage, suitable for small pets. Easy to CarryThe wide shoulder strap of the dog carrier backpack contains an elastic cushion that relieves shoulder pain. It is perfect for a hike and an adventurous weekend, you can carry your pet out when you travelling , shopping , cycling or go outside wherever. ApplicabilityThe mesh fabric with elastic cushion, breathable, comfortable and durable, can be used to hold the whole pet and keep the head fair. The sling backpack carrier bag is suitable for small pets, such as cats, little pinscher, chihuahua, yorkshire terrier, spitz, mini poodle, miniature schnauzer, teddy, and more. Warm Tips: - Due to the light and screen difference, the item's color may be slightly different from the pictures. - Please allow tiny differences due to manual measurement. - Recomended max weight approximately 5lbs. Please measure your pet's weight and size before purchasing.