Boveda Small Starter Kit - Boveda 2-Way Humidity Control for Wood Instruments - 49% RH

Small Instrument Humidity Control Starter Kits Boveda 2-Way Humidity Control keeps small instruments like violins and violas in the ideal humidity zone for months while minimizing humidity fluctuations that can damage your instrument. Achieves and maintains a constant relative humidity (RH) range between 40% and 60%, the industry standard for wooden instruments. EACH SMALL KIT INCLUDES: One (1) Single (1-Pouch) Boveda Holder One (1) Boveda Refill Packet Step-by-Step Instructions Each Boveda in these kits is individually overwrapped. An unopened Boveda is good for up to two (2) years. Replace Boveda 2-Way humidity packets every three (3) months. Contains food-grade salt, purified water, and a food-grade thickening agent sealed inside a leakproof membrane.