Ideal for both beginners and musicians, this guitar humidifier is easy to use and highly effective. Simply place it in the sound hole of your guitar, and it will regulate the humidity levels inside the instrument. This helps maintain the integrity, ensuring your guitar sounds its best at all times. Features -Color:Light Brown -Material:ABS -Size:8.50X7.60X3.00cm/3.34X2.99X1.18in -Crack prevention: guitar humidifier effectively dryness to protect your guitar from structural damage, extending its lifespan and preserving its beauty -Enhanced sound : keeps your guitar in a stable humidity environment, ensuring consistent sound performance and improved resonance -Travelfriendly design: portable and easy to use, this humidifier fits seamlessly into your guitar case for easy transportation -Effortless maintenance: reduces the frequency of upkeep by providing reliable hydration, saving effort for busy musicians -Versatile application: works with various string instruments, including ukuleles and acoustic guitars, delivering comprehensive humidity care Package list: 1 x guitar humidifier