The humidifier is designed to protect your ukulele in dry conditions. Add water and slowly put it inside the ukulele to keep the moisture content right. Easily worries and wood cracks to protect your ukulele from the effects of dry weather and destroy your ukulele. Features -Color:White -Material:ABS - Size: 6.00X5.10X2.40cm/2.36X2.00X0.94in -A humidifier can effectively prevent your ukulele panel from cracking, to maintain good sound quality. -The compact size and light weight make it easy to put into your ukulele bag or ukulele case, ready to use. -Strictly selected safe and strong ABS material, which can be used for a long time, is your . -The ukulele humidifier has a sponge inside, which has good water absorption ability, very practical to use. -It can also provide moderate moisture for your ukulele, to extend the life of the ukulele, is your practical little helper. Package list: 3 × Ukulele Humidifiers