Mar Beauty Lounge is a premier nail salon located in Washington, DC, dedicated to delivering refined nail care rooted in clean beauty principles. Nestled at 2400 M St NW, Mar offers a curated menu of nail treatments designed with intention, blending sustainable products with expert technique in a serene, modern environment. Every service reflects a deep commitment to minimal, elevated aesthetics — whether clients seek quiet maintenance or intricate nail design. More than just a salon, Mar Beauty Lounge is a sanctuary where conscious beauty meets artistry, ensuring each guest leaves feeling cared for, polished, and renewed.