D'Addario Guitar Humidipak Restore PW-HPCP-03 (Emergency Care) Replacement Humidifier, 3-Pack

Replacement humidity regulator for the Humidipak Restore Kit PW-HPK-03, designed to restore humidity to dry instruments. This two-way humidity control system for guitars maintains the ideal relative humidity level inside your instrument case at 45-50%. Includes 3 packs. The design, color, and specifications may change without notice due to manufacturer design changes. This product is distributed by a distributor in Japan (and is not covered by the distributor's warranty).