Boveda Two-Way Humidity System, 49% RH (Size 70) - 4 Pack tonegard With on-site instrument inspections by

With on-site instrument inspections by our skilled repair tech

oxygen-free copper conductors for low capacitance and pure tone

- Pairing up and sound check

and ukulele

Designed for: Goodtime Banjos

Boveda Two-Way Humidity System, 49% RH (Size 70) - 4 Pack tonegard With on-site instrument inspections byNo more fluctuations and cycle in humidity Boveda's 2 way control responds to the ambient environment by adding or removing water vapor, as needed, to maintain a predetermined level of relative humidity. Zero maintenance never guess if or when to refill your humidifier again No more hassle of using distilled water or PG solution Reverse Osmosis Membrane provides the purest water vapor available on the market