1.This dog backpack is made of waterproof fabric, durable and easy to clean ventilated design 2.This cat backpack is made of breathable mesh design, which not only ensures air circulation inside the backpack, but also allows pets to have a good view of their surroundings, making them more comfortable to wear: EPE foam padding on the back and sides. 3.Thick padded material provides excellent support for the lumbar and back. Adjustable padded shoulder straps and buckles take the load off your shoulders. 4.When used as a tote, the thick handles make it easy to carry: pockets on both sides provide space for storing waste bags, water, snacks, toys and other essentials. 5.The pet backpack is foldable for easy carrying and cleaning. Spacious space: 35*23*28cm. Recommended for pets up to 6lbs (please measure your pet's size and weight before purchasing this product). Maximum comfort and convenience for your pet during hiking, travelling and camping trips