Dog backpack, adjustable dog backpack for small and medium dogs, pet backpack for outdoor walking, hiking, climbing, travel (M, Black) High-Quality Material: The dog backpack is made of Oxford fabric, which is durable and scratch-resistant. The waterproof material makes it easy to clean. The high-quality fabric is durable and washable and will not cause any irritation or side effects to your dog. The stylish design is perfect for taking your pet on daily outings and trips. Size: The pet backpack is available in two sizes: three sizes to choose from. M: 23*12*49cm, suitable for pets whose back length is 43-50cm, neck circumference is 38-42cm and weight is 12-18kg. L: 27*14*55cm, suitable for pets whose back length is 40-44cm, neck circumference is 40-44cm and weight is 18-28kg or less. Perfectly Functional: Our backpack allows your dog's front legs to extend over your shoulders and its head to stick out of the pocket. The dog will be comfortable while increasing communication with you and being safer. The breathable mesh design on the side ensures air circulation in the backpack, making the journey more comfortable for your pet. Comfort: The shoulder straps are adjustable and ergonomically designed to adapt perfectly to the animal's morphology. The increased width of the hip belt is designed to distribute weight across the waist for a more stable and comfortable carry. Side pockets on the pet backpack store essential travel accessories, freeing up your hands.