Yarn for Swimwear: The Perfect Choice for Creating Beach Masterpieces Swimwear yarn is a fundamental element in the creation of high-quality beachwear. With its unique characteristics, this material offers numerous advantages for designers, tailors, and fashion enthusiasts. In this article, we will explore the reasons why swimwear yarn is the ideal choice when it comes to creating authentic beach masterpieces. Characteristics of Swimwear Yarn Bikini swimwear yarn has been specifically developed to meet the specific needs of beach fashion without forgetting sustainability. It is made with high-quality synthetic fibers, GRS polyester along with an elastic component, making it resistant to water, chlorine, and light.