Boveda 2-way Humidity Control Kit Large Starter Kit New Open Box For Instruments

Boveda 2 way humidity control for musical instruments. Large starter kit. The global leader in humidity control. - acoustic guitar and bass - cello and string bass - bassoon and bass clarinet and more Eliminates hoses, sponges, adding water. Improves performance by preventing warping, cracking, buzzing, shrinking and expansion. New - open box. Box has some wear to the edges as shown in photos. This kit includes four Boveda at 49% RH, Two cloth Boveda holders, instruction card. Offers welcome!