Bikini top by TWIIN, We're all about that beach life, Cropped design, Non-padded cups, Pull-on design, Not for use in chlorinated water, Exclusive to ASOS. An elevated update on Evil Twin, swimwear brand TWIIN brings together elements of ath-luxury and street style. Get in the swim of things with its bikinis and swimsuits that mix fabrics and textures in classic colours.