Optimal Filtration Efficiency: This pre-filter set is designed to enhance the performance of your reverse osmosis water filtration system. It effectively removes impurities, ensuring cleaner, drinking water. Extended Lifespan: Each filter in this set is built to last longer, reducing the frequency of replacements and maintaining system performance. Easy Installation: The filters are engineered for hassle-free installation in various reverse osmosis systems, making maintenance straightforward and simple. Eco-Friendly: By improving water quality and reducing waste, these filters contribute to environmental sustainability. This pre-filter set is specifically designed to improve the efficiency of reverse osmosis systems by effectively removing contaminants from water. With a longer lifespan, these filters minimize the need for frequent replacements, ensuring that your water filtration system operates at its best. The easy installation process allows for quick maintenance, making it user-friendly. Additionally, these filters support eco-friendly practices by enhancing water quality and reducing environmental waste. Enjoy cleaner, drinking water with this reliable filtration solution. Color: As Shown Material: Activated Carbon + PP Cotton Package Contents: 1*PP Cotton Filter Element 2*CTO Block Carbon Filter Only the above package content, other products are not included. Note: Light reflection 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.