"Bob's Boys" is a hard bop composition by Hank Mobley, written for the 1956 Prestige Records session that produced the Tenor Conclave album. The tune features a compact blues-rooted structure that serves as a vehicle for extended improvisation and trading among multiple soloists. Mobley designed the melody to support the energetic interplay of four tenor saxophonists, with a swinging, blues-inflected character that keeps the harmonic landscape open and inviting for improvisers. The composition reflects Mobley's mid-1950s writing style, which favored melodic directness and rhythmic drive over harmonic complexity, traits shaped by his formative experiences working alongside Art Blakey, Horace Silver, and the influence of Charlie Parker. Recorded at a brisk tempo with Mobley, John Coltrane, Al Cohn, and Zoot Sims on tenor saxophones and the Red Garland Trio providing the rhythm section, the piece exemplifies the jam session aesthetic of Prestige's Friday afternoon dates, where strong but uncomplicated heads gave way to long stretches of blowing. Unlike some of Mobley's later compositions such as "This I Dig of You" or "Remember," "Bob's Boys" has not entered the broader jazz standard repertoire and remains closely associated with the original Tenor Conclave session. It stands as a snapshot of Mobley's early compositional voice during a prolific period that would eventually lead to his celebrated Blue Note recordings.