One Size. Vintage seamless top features wide ribbing that enhances its durability and quality. Fabric:92% Nylon / 8% Spandex, Made in the USA. Makes it a stylish and high-quality choice The wide ribbed texture of this seamless crop top not only adds visual interest but also enhances the garment's overall quality. The broader ribbing offers a more durable and structured feel, ensuring a flattering fit that maintains its shape over time.