Abundant Quantity: We provide 40 humidifier aroma filter pads, enough quantity is enough for your daily use and replacement needs, of course you can share with your friends Practical features: Humidifier filter pads can help improve humidifier performance, reduce stubborn mineral buildup on the humidifier heating plate, and help prolong the life of the humidifier. DURABLE WITH GOOD DURABILITY: Compatible for Levoit LV600HH humidifier. These well-made humidifier mineral absorbent pads are made of high-quality sponge material for excellent absorbency and durability, you can use them with confidence. Warm service: These humidifier replacement filter pads generally last about 2-4 weeks, the actual time varies according to the hardness of the water, please replace the filter in time when necessary to improve product stability and reduce deformation loss during transportation, drill Pads are specially reserved. Please remove when using Size: These mineral absorbent pads measure approximately 53 x 50mm and will fit into humidifiers commonly found in homes and offices, make sure they don't take up too much space.These humidifier filter pads can help to increase humidifier performance, and to reduce stubborn mineral buildup on the heating plate of the humidifier, to help prolong the service life of your humidifier. Colour:White Material:composite material Package Contents: 40 x Humidifier mineral absorption pad Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.