Casual Canine Deluxe Backpack Pet Carrier On Wheels Has a great ergonomic, hands free design. Measures 13"L x 11 1/2"D x 18 1/2"H Padded, adjustable shoulder straps Carrying handle on top Wheels and telescoping handle Rubber mesh for ventilation Front zippered storage pocket Comes in Tan with Black trim. Capacity: hold pets up to 22 lbs.