Easy zip open design allows for easy cleaning and fold flat when not in use; top load and front load makes it easy for your pet to get in and out;Mesh side and end panels provide excellent air flow and have roll-down flaps for your pets privacy;Built in wheels for relief from carrying over the shoulder; adjustable shoulder strap;Two storage pockets for your leash， treats or other pet necessities;Measures 15.5 x 10 x 10-inches;Measures 15L x 9W x 9.5H; suitable for pets up to 12-pounds