It´s warm, it´s stylish and it was all over the catwalsk!
Use a plain roll-neck instead of a shirt to peek out under a tank top or sleeveless dress, or find one that´s a statement in itself with a bold pattern or embellished details.
Find the fit that suits you best. Slim frames look great in skinny-ribbed, Seventies-style sweaters - curvy gilrs might prefer something less clingy, like an oversize roll neck...
Wear tonal shades top - to -toefor a modern look - or go to retro with a brigt color under dungarees.