Swim top. Lined. Model is a standard XS and is wearing XS. True to size. Stretchy swim jersey; quick-drying. One shoulder strap. Adjustable sliding fit. Tie-up back. Inner grip. Cold hand wash only. Nylon/Elastane. Please Note: This swim top is exclusive to HELLO MOLLY. A style worthy of attention. The HELLO MOLLY Rio Romance Swim Top features an adjustable sliding fit with a tie-up back design. Style with the matching swim bottoms for your fave poolside look.