Designer breeds are dogs that are intentionally bred from two different purebred parents to create a new breed with specific traits. These breeds often combine desirable characteristics from both parent breeds, such as temperament, size, and appearance. Popular examples include the Labradoodle, a mix of a Labrador Retriever and a Poodle, and the Goldendoodle, which combines a Golden Retriever with a Poodle. The goal of creating designer breeds is to produce dogs that are not only visually appealing but also have unique behavioral traits. However, potential owners should research both parent breeds to understand health issues and care requirements, as mixed breeds can inherit traits from either parent.