This product is a set of 6 Brita Stream Water Pitcher replacement filters designed for Brita Stream Pitchers. They are BPA free, made of plastic, and feature a filtration method using carbon/charcoal to remove chlorine taste and odor from water. Each box contains 3 filters (2 boxes total), suitable for both commercial and household use. The filters are compatible with Brita Maxtra+ models and have a width of 5cm.