Spare Swimsuit Strap - Replacement Strap for Bikini, Bandeau, Tankini Made from polyester and spandex. Machine wash cool. Tumble dry low. Enjoy beach. Replacement halter swimsuit strap. X-Small 47cm, Small 48cm, Medium 49cm, Large 50cm. Silver, metal hooks that fit all brands of swimsuits with loops. Made by small, woman-owned business. Amazon exclusive.