Swim top. Lined with cutout for optional bust cups. Model is a standard XS and is wearing size XS. True to size. Stretchy swim jersey; quick-drying. Strapless style with knot front. Branded metal tag to rear. Tie-up back. Inner grip. Cold hand wash only. Nylon/Elastane. Please Note: This product is exclusive to Hello Molly Swim. The Lifeguard On Duty Swim Top is giving endless summer vibes with its strapless knot front, smooth quick-dry fabric, tie-up back, and a chic branded metal tag—perfect for poolside lounging! Style with the matching swim bottoms.