Seamless Fabric. Two kinds of material composition. (1) 100%Polyamide; (2) 56%Polyamide,44%PolyesteATTENTION: The sizes of this bra run larger.For reference: Size XS: 32 A/B/C, 30 D/DD; Size S: 34 A/B/C, 32 D/DD; Size M: 36 A/B/C, 34 D/DD; Size L: 38 A/B/C, 36 D/DD.Sweat-Wicking & Seamless Fabric: Lightweight, soft and sweat-wicking fabric, with seamless..