Parents order instruments / supplies and register for band with D47.
https://www.d47.band/instruments/flute/#supplies
https://www.d47.band/instruments/clarinet/#supplies
https://www.d47.band/instruments/alto-saxophone/#supplies
https://www.d47.band/instruments/trumpet/#supplies
https://www.d47.band/instruments/trombone/#supplies
https://www.d47.band/instruments/euphonium/#supplies
https://www.d47.band/instruments/percussion/#supplies