Features: This dog rolling carrier can be carried on a trolley, shoulder, handheld, or in a car, making it a good companion for traveling with pets. Oxford cloth and ventilated mesh panels, provide a cool environment and better vision watching and caring for your pets, cats, or puppy can easily get in or out. Specifications: Size: Folded size: 18.9 x 11.8 x 3.1 inches Unfolded size: 19" L x 12.6" W x 15.7" H Material: Oxford cloth and mesh Color: blue and gray Package Included: 2 Pack pet carriers with wheels Warm notes: Manual measurement, please allow slight errors in size. The color may slightly differ due to different screen displays. Before purchase, confirm whether the product size is suitable for your pet, and observe the pet's reaction when using.