The Women's Siren Bra is one of Icebreakers most requested, & it is easy to understand why. With a top rated fit & construction it offers superb support & comfort. Made from 150g/m² corespun fabric, which uses merino wool fibres wrapped around a nylon core, the Siren Bra is able to combine durability with next-to-skin-softness, not an easy feat! Icebreaker have also added a touch of Lycra for an active stretch. The Siren’s sleek design & no-side-seam construction is perfect for everyday comfort & easy layering, while its thin adjustable elastic straps make for a barely-there feel.