YETI. 21071499971 YB4DB. BOOMER 4 DOG BOWL. NAVY. Our customer-favorite Boomer Dog Bowl now comes in a smaller pawprint. This four-cup bowl is built for the smaller adventure companions who still require the same rugged durability and smart non-slip design. As for you we made sure it s dishwasher safe and engineered with the same double-wall non-insulated stainless steel so it s just as durable easy to clean and resistant to rust and roughhousing.