The BRITA Water Bottle Replacement Filters 3 Count are designed for use with Aqua Optima and Brita water bottles, specifically compatible with the Aqua Optima Evolve and Brita Maxtra+ models. These white plastic filters are capable of removing chlorine taste and odor, making them suitable for household use. With a capacity of 16.9oz and a 1-stage filtration stage, these filters provide clean and refreshing water on the go. The product comes with a manufacturer warranty of 1 year, ensuring quality and reliability.