This style of tank top is a tiered ruffle camisole, from the Y2K fashion with its layered and feminine design. Key features of this type of top include: Tiered Ruffles: The body of the top is composed of multiple layers of ruffles, creating a full and textured look. Fabric and Trim: The layers are often made of materials like cotton or a cotton blend and can feature lace or tulle trim between the ruffles, as seen in the image. Style: The top is a camisole or tank top with a scoop neck and a racerback design. Popularity: This style was a staple of Y2K fashion, often sold by popular brands of the time such as Anthropologie, Abercrombie & Fitch, and Hollister. It reflects the era's trend of feminine, layered, and often playful clothing.