Boveda BVMFKSM Small 2-Way Humidity Control Starter Kit

Boveda takes all of the hassle, mess and mystery out of maintaining your instruments.Boveda is smart enough to monitor ambient conditions and will add or remove moistureto maintain 40-55% relative humidity. Since it requires no activation or maintenance, youspend more time playing! Boveda lasts up to 3 months when stored in your case. The small kit is perfect for ... Electric and Bass Guitars, Volin and Viola, Clarinet, Oboe & Other Small Cases