Ubbi plastic bags are an eco-friendly option for the Ubbi diaper pail, although not a requirement. Each bag has a capacity of 13-gallon and is made of 20% recycled material. These eco-friendly plastic bags aren’t a must, just a plus!  Features:  contains 20% recycled material 13 gallon (57.2l) capacity 17.7" x 33.4" | 45 cm x 85 cm includes 75 bags