Brindle is one of three possible boxer colors registered by the American Kennel Club (AKC). The other two are fawn and white, but the whites are not allowed to compete in the show ring.

Boxers Are Powerful, Medium-Sized Dogs The Boxer is a medium-sized dog. Males stand at 23 to 25 inches and weigh 65 to 80 pounds, while females stand 21.5 to 23.5 inches and are slightly smaller.