Classic Rock Music design. Rock and Roll Metall music themed vintage 1975 birthday retro design as a perfect motif for men born in 1975 and love rock music. A funny birthday saying gift for 49th birthday for music lovers. Rocking Legend Best of 1975 Unique Birthday idea for any man turning 49 years old who loves metal music and rock music and has the birth year of 1975! Lightweight, Classic fit, Double-needle sleeve and bottom hem