Details, Size & Fit. Recommended for running and training. The Rb Bra 3S from adidas Performance is made with climacool®ventilation to keep you cool and dry while you work out. The moulded bra cups and elasticised band under The bust are built to support you. Our. model. is wearinga size S A/B bra. She usuallytakes aStandard AU8/M C/D size, is 5'9.5" (177cm) tall and has a 64cm waist. Vibrant purple hue Halter straps T-bar back; mesh insert Moulded bra cups Elasticised band under bust Flat-locked seams.Cold machine wash. fabric / material: NA.Materials: Main: 70% Polyester, 19% Recycled Polyester & 11% Elastane; Mesh Part: 81% Polyester & 19% Elastane.SKU: AD776SA71LAU.