HAND-FREE & COMFORTABLE: Legs & tail-out design keeps your pet safe and comfortable while keeping your hands free. The neck opening of the backpack keeps your pet stick their head out, make them ventilated and visible, better enjoy the outdoor time. Elastic band in neck of the dog backpack allows for sufficient flexibility and security. CONSIDERATE & EASY TO WEAR: 2 Ways to wear, 1.75" wide adjustable straps with clips easily fit your back or front to reduce pressure on your shoulders. With waist strap, more support and more comfortable. 2 zips on the sides, big opening, easy to put your pet on. BREATHABLE & SAFE: Mesh materials inside and soft breathable cotton and polyester fibre outside keeps your pet comfortable. With buckles on neck and built-in safety hook which links to your pet's collar, preventing your pet from falling out accidentally LIGHTWEIGHT, DURABLE & PRACTICAL: Sturdy, durable, lightweight polyester fibre and breathable cotto material, not easy to break and tear apart. Machine washable. Great for traveling, shopping, cycling, walking, sightseeing, camping, hiking and more outdoor activities. Make every time you go out is extraordinarily easy. Recommended for from 4.4LB to 14.5LB Small Dog & Cat: Designed for carrying small medium dogs and cats, we highly recommend for pets less than to 14.5 lbs, the larger dog may bring more weight, bring uncomfortable feeling for the owner.