✅ Hands-free design -- This cat and dog sling carrier can be worn on your back or chest without a hand, making it the perfect choice for shopping, traveling, partying, hiking or keeping your pet by your side. ✅ Safety clasp Protection device -- A safety hook is designed inside the cat dog carrier sling and can be attached to the lead ring of your pet's collar or harness, which can effectively prevent your pet from jumping out. The cat dog sling also has a stainless steel zipper and Velcro locking zipper design, which does not have the problem of zipper slip, and can ensure that pets stay safely in the puppy bag for added security. ✅ Adjustable non-slip buckle -- The neck opening of the cat dog sling bag has a non-slip buckle design, which can be automatically locked when adjusted to the appropriate opening size. The dog can't escape from the bag. This dog carrier for small dog and cat provides maximum comfort while keeping your pet safe.