EXCLUSIVE AT NET-A-PORTER.COM. Matthew Williamson's swimsuit has a plunging neckline that best suits those with smaller frames. Made from sculpting stretch fabric, it's printed with a bold geometric pattern and lined in soft jersey for a smooth fit. The tonal-blue shades are equally flattering on those with fair or dark complexions. Wear it with: Eugenia Kim Hat, Chan Luu Necklace. - Tonal-blue stretch-polyamide - Ties at neck - 82% polyamide, 18% elastane - Machine wash - Lotion, sunscreen, oil