Details, Size & Fit. A feminine take on sports-luxe, The SunUnderwire Plunge Halter top from Heidi Klum Swimexudes a timeless summertime aesthetic. Underwired cups provide sultry support and shape, while subtle ruching below The bust and a gold-toned clasp bring subtle tones of glamour. Ourmodel. iswearing a size 8 bikini top. She usually takes a Standard AU8/small size, is 5’9” (175cm) tall and has a 61cm waist. Best suited to A-C cup sizes Soft underwired cups Smooth stretch swim fabric Black shade Tie-up halter neck design Subtle ruching at underwire Gold-toned clasp at back.?Rinse in cold fresh water after use. Cold hand wash. Line dry. fabric / material: Woven.Material: 80% Nylon & 20% Elastane.SKU: HE528AA62MEZ.