COS Stores PortugalThe COS bandeau swimsuit will see you through endless summers. Offered in classic navy, it’s designed with a U-shaped wire cutout at the front and has halterneck ties that can be removed to create a strapless silhouette. It’s crafted from smoothing, stretchy ECONYL® and double-lined for additional support.- Medium coverage- Silicone band to keep the neckline in place- ECONYL® is 100% regenerated nylon fiber from pre- and post-consumer waste such as fishing nets and other nylon waste78% ECONYL® regenerated nylon, 22% Elastane / Machine wash