One of the key factors contributing to Boyz II Men's success was their unique sound, which blended elements of R&B, pop, and hip-hop. Their music often featured lush harmonies, introspective lyrics, and a distinctive vocal style that set them apart from other groups of the time. The "Legacy" collection showcases the group's evolution over the years, from their early days as a quartet to their later work as a trio, following the departure of original members Wanya, Shawn and Winston.