Sinks from Dakota Plumbing Products with a standard radius and 99.8% copper content have the potential to completely change your kitchen. One of the toughest and longest-lasting kitchen sinks available is this one. The modern home needs a sink that is both fashionable and functional. The Peacekeeper Sound Absorption System reduces noise and prevents moisture from accumulating beneath your cabinets. Only Signature Collection Sinks are Included in Dakota's Sink Kits.