High-quality fabricThe backpack is made of high-quality mesh fabric, which is lightweight, comfortable, environmentally friendly, breathable and non-irritating. Let your pets feel free and won't feel stuffy and smelly. Mesh designThe mesh window is ventilated and visible, allowing your pet to breathe and relax freely, and enjoy the entertainment with the owner. Side and front adjustable hole rope mesh pocket can help store belts, whistles, water, snacks, snacks and other necessities. Adjustable strapFront hole can be adjusted with a strap according to the size of the animal, which helps to reduce the load. The extra belt with buckle keeps the backpack stable. Safe and comfortableThe inner rope with clip can be connected to the pet's collar/harness to prevent it from jumping out or hurting itself. Make them safer. The well-ventilated design ensures the best airflow so that your pet can relax. Scope of applicationThe size S backpack is suitable for pets under 3 kg The size backpack L is suitable for pets under 5 kg. Suitable for cats, small and medium-sized dogs, very suitable for outdoor travel, sightseeing, camping and hiking. Let your pet see the new world outside!< /p> Kind Note: Please measure your pet's height and width before purchasing, and the weight Please put on the pet carriers in a ventilated place for 1-3 hours before use Please wash the soft mat when the backpack is not in use Product Information: Type: Pet Backpack Size: S: 30*34*16cm/11.8*13.4*6 .3inch L: 36*45*21cm/14.2*17.7*8.3inch Weight: S: 0.4kg/0.88lb L: 0.48kg / 1.06 lbs Color: Black Material: Breathable mesh fabric + Oxford woven fabric Package Information: 1 * Pet Backpack