Hue Doggie Dooley New Concept Doggie Dooley utilizes the enzyme and bacteria action reducing dog waste to a ground absorbing liquid. The Doggie Dooley 3500 is slightly larger thanDoggie Dooley 2000 and pyramid-shaped. The Doggie Dooley 3500 has Durable plastic parts that are stronger and much easier to assemble, and will not corrode or rust. Unique open-bottom system has no need for separate overflow device. The Doggie Dooley 3500 provides safe disposal of pet waste and control of odors. Handy foot-operated lid has an above ground area of only an 8" square. 16" deep x 17-1/2" wide. For 1 Large or 2 Small Dogs. Environmentally Safe Pet Waste Disposal Tank. For 1 Large or 2 Small Dogs. Environmentally Safe Pet Waste Disposal Tank. Easy and Convenient to Use. Foot Operated Lid Opener. Made in the USA. Dimensions: 20"Hx13"Wx5"L. Weight: 7lbs.