Planet Waves PW-GH-HTS - humidity sensor with air moisturiser. Suitable for steel and nylon string acoustic guitars. Flat sensor for use inside a guitar case, can be clipped inside the guitar (fixed by the strings).

Planet Waves PW-HPK-01 Humidipak - automatic humidity control, 45% RH. Includes headstock pouch, soundhole pouch, gives 2-4 months of use after opening, depending on temperature and air humidity (see instructions),...

Daddario GHP Humidifier, humidifier for guitar, for hooking onto the strings, protects against shrinkage of the wood, warping of the neck and cracks in the body even under extreme conditions, easy of use

Taylor Oasis Humigel Replacement Kit- Humigel™ crystals are of critical importance for the successful use of Oasis® Guitar Humidifiers. The crystals reduce the risk of damage to your instrument from potential leaks by...