Replacement packets for the Humidipak system from Planet Waves (3 Packs). The patented Planet Waves Humidipak is the only true 2-way humidity control system on the market. Moisture is automatically added or depleted from a sealed environment (such as your guitar case) to maintain 45-50% relative humidity. Never have to guess if your guitar needs more or less humidity - let the Humidipak system from Planet Waves do it for you!
