Description: The backpack is made of high-quality mesh fabric, which is lightweight, comfortable and breathable. Let your pets feel free and will not feel stuffy and smelly. The mesh window is ventilated and visible, allowing your pet to breathe and relax freely, The mesh side and front pocket can help store belts, whistles, water, snacks, snacks and others necessity. The front hole can be adjusted with a strap according to the size of the pet, which helps to reduce the burden. The extra waist belt with buckle keeps the backpack stable. The inner rope with clip can be connected to the pet's collar/harness to prevent the pet from jumping out or hurting itself. Make them safer. Suitable for cats, small and medium-sized dogs, very suitable for outdoor travel, sightseeing, camping and hiking etc. Specification: Material: Mesh Fabric Size S: 30x34x16cm/11.8x13.4x6.3inch, suitable for pets under 3kg Size L: 36x44x21cm/14.2x17.3x8.3inch, suitable for pets under 7kg Package Includes: 1 Piece Pet Backpack