Amazon.com: Boveda 49% Two-Way Humidity Control Replacement Packs for Boveda Starter Kits for Music – 12 Pack – Moisture Absorbers for Instrument Cases – Humidifier Packs – Individually Wrapped Hydration Packets : Musical Instruments
Amazon.com: Boveda 49% Two-Way Humidity Control Packs for Music Bows & Small Woodwinds – Size 8 – 10 Pack – Moisture Absorbers for Small Instrument Cases – Humidifier Packs – Hydration Packets in Resealable Bag : Musical Instruments
Boveda for Wooden Instruments
Boveda 49% Humidity Pack for Wood Instruments – Walt Grace Vintage
B72-60-4P - Boveda 2-Way Humidity Control - Guitar Case Seasoning Kit - 72% RH, 60g - Connolly Music