Upet Innovative Patent Bubble Pet Carriers Besides all the functions of the regular PET carriers, u-pet's patent pending revolutionary semi-sphere window design Mobile pet bed and car seat two In one approved on most major airlines, our carrier meets all USDA & IATA requirements Built-in security leash, mesh panels & ventilation holes, soft washable pad, top & side entries for maximum accessibility Product Dimensions: 18"L x 7.1"W x 10.2"H.Diameter of semisphere: 6.3".Carrier weight: 5.3 pounds.Fits pets up to 12 pounds. Featuring two interchangeable straps offers versatile carrying options.