The following items are recommended for all students. The books are as assigned by your primary instructor.

Metronome
Tuner
Several mechanical pencils
Own your own mutes – straight, cup, bucket, plunger, wah-wah
An 8×10 mirror to carry in your practice bag
A bag to keep your music and practice helps
A recording device, such as the affordable Zoom H1
Marco Bordogni, ed. Michael Mulcahy – Melodios Etudes
Vladislav Blazhevich, ed. Kharmalov, Deryugin, annotations by Ward Stare – School for Trombone in Clefs
Brad Edwards – Lip Slurs
David Vining – Daily Routines
Edwin “Buddy” Baker – Daily Routines
Edwin “Buddy” Baker – Studio Handbook
Reginald Fink – Tenor Clef
Reginald Fink – Alto Clef
Gordon Cherry – Orchestral Excerpts CD-ROM
SD Card – At least 2GB to record lessons
A USB flash drive to bring to lessons