Sha Na Na is an American rock and roll group known for their doo-wop hits and for their performances in the nostalgic revival of 1950s rock and roll. They are particularly famous for their energetic live performances and their appearance at Woodstock.
If you're looking for "The Best of Sha Na Na" on vinyl, this likely refers to a compilation album that features some of their most popular songs. Given the band's focus on 50s and 60s rock and roll and doo-wop, such a compilation would include tracks like "Rock 'n' Roll Is Here to Stay," "At the Hop," and their renditions of classics such as "Blue Moon" and "Hound Dog."