Salles de bains by Michel Matana is a French-language design and home reference book focused on bathroom aesthetics and layout. Published in hardcover by Alternatives in December 1999, the 128-page volume offers visual inspiration and practical guidance for bathroom renovation and interior decoration. The book showcases a variety of contemporary and classic bathroom designs, emphasizing materials, spatial organization, and stylistic choices suited to modern living. As part of a broader series on home spaces, it reflects late-20th-century European design sensibilities and serves as a resource for homeowners, architects, and interior designers seeking curated ideas for functional yet elegant bathrooms.