Features: Preserve the pristines sound quality of your wood instruments with our instrument dryer, crafted from diatomaceous earth and gypsum powder to maintain optimal humidity levels between 40%-60%. This versatile desiccant is perfect for a wide array of wood instruments, including electric and acoustic guitars, basses, ukuleles, and violins, ensuring they stay dry and deformation free. Suitable for musicians, collectors, and enthusiasts who seek to protect their cherished instruments from the damaging effects of excessive moisture and humidity. Simply place the instrument dryer alongside your instrument within its case, let it rest for about 24 hours, and enjoy a moisture free environment that safeguards your instrument's integrity and playability. With its renewable feature, after prolonged use, rejuvenates the drying power by sun drying or using a hairdryer, making the instrument dryer an indispensable accessory for any stringed instrument maintenance set. Specifications: Texture: Diatomaceous Earth+Gypsum Powder Size: Approx. 3.6x2.8x0.39inch(9.2x7x1cm) Package Includes: 1x Musical Instrument Desiccant note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.