Features: Brand new and high quality These high quality cotton filter sticks effectively filter impurities and bacteria from water, ensuring a healthier living space. Their easy to replace design allows for effortless maintenance, saving you time and effort. Suitable for people sensitive to air quality, such as allergy sufferers or those with respiratory sensitivities, these filter sticks reduce exposure to harmful substances and promote a healthier living space. Create a comfortable and moist environment in various living spaces, including bedrooms, living rooms, and offices, with these filter sticks. They are also great for workplaces like conference rooms and work areas, providing relief from the discomfort caused by prolonged exposure to air conditioning. Improve the comfort of your guests in hotels and motels with these filter sticks, offering a more pleasant sleeping environment during their travels. Specifications: Material:Cotton Size:Approx.8x10cm/3.15x3.39inch Package Includes: 50x Humidifier Stick note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.