The product is a set of 4 Genuine PUR 3-Stage Gold Faucet Mount Water Filters, specifically the model number 95494880 RF-9999. These filters are designed for use with PUR faucets and are compatible with Brita Maxtra+ models. Made of plastic, the filters utilize a carbon/charcoal filtration method to remove chlorine taste and odor, providing clean and refreshing water for your kitchen. With three filtration stages, these water filters ensure that your tap water is pure and free from harmful contaminants.