Acrylic yarn is a great fiber for your crochet swimwear. The DuPont de Nemours, Inc. started producing this synthetic fiber in 1941. They trademarked it as Orlon and produced large quantities in the 50s. Acrylic yarn is a synthetic or man-made fiber. The long-chain synthetic polymers make your acrylic fibers. In simple terms, acrylic is a kind of plastic fiber. The succeeding details explain the benefits of acrylic yarn. Available in most stores Since this yarn is man-made, it’s easy to mass-produce. This is why you can acrylic yarns in all craft and textile shops. You can also buy this yarn online. Affordable If you compare this to other threads, acrylic is more affordable. Using cost-efficient yarns allows you to create more projects without a huge cost. Durable Most synthetic fibers are more durable than natural fibers. This means creating projects using acrylic yarns will last longer. Stitch Definition Beginner crafters prefer acrylic yarn because they see the stitches and prevent mistakes. Using this yarn, you can figure out where to put your next stitch. Hypoallergenic Some people are sensitive to natural fibers like animal fibers. Some people get allergic reactions when exposed to wool. Synthetic fibers like acrylic are non-allergenic. Washable Most man-made fibers are washable and do not shrink. Since crochet swimsuits get wet most of the time, it’s best to use washable and shrink-resistant yarn.