The Waterdrop W281 Water Filters are a reliable replacement option for all Avalon® water coolers. Made by the trusted brand Waterdrop, these water filters are designed to efficiently filter and purify water to provide clean and refreshing drinks. Suitable for home use, these filters are easy to install and maintain, ensuring a hassle-free way to enjoy clean water every time. Perfect for those looking to improve the taste and quality of their tap water, the Waterdrop W281 Water Filters are a convenient and effective solution.