The EcoPure ECOP20 Dual Stage Undersink Water Filtration System is a 2 pack of white water filters designed for removing sediment contaminants from your tap water. Made of a combination of plastic, metal, and polycarbonate materials, these units are compatible with dual stage filtration systems and are manufactured in China. With the EcoPure brand known for quality and reliability, this product is ideal for improving the taste and purity of your water in your kitchen or dining area.