Details, Size & Fit. Boasting a playful midnight blue hue and a curved, contrast hemline, The Cross-Back Topby Ivy Parkticks every box. The crossover back and mesh lining improve ventilation and comfort. Ourmodel. iswearing a size small top. Sheusually takes a Standard AU8/small size, is 5’7” (170cm) tall and has a 61cm waist. -Length: 32cm - Fitted design Smooth, stretch performance fabric Midnight blue hue Crossover cut-out back - Curved, elasticised band under The bust - Sweat-wicking technology Mesh lining Ivy Park is The partnership between Beyoncé andSir Philip Green. Warm machine wash. Length: 34cm.fabric / material: Woven.Material: 79% Polyester & 21% Elastane.SKU: IV512AA93JEW.