Icebreaker Siren Padded Bra - Women's Black Extra Large. Specifications for Icebreaker Merino 150 Siren Bra w/ Inserts - Women's: Manufacturer: Icebreaker Apparel Fit: Slim Age Group: Adults Application: Everyday Gender: Female Strap Type: Adjustable Support: Low Weight: 2.47 oz Features of Icebreaker Merino 150 Siren Bra w/ Inserts - Women's Merino Corespun - merino blend regulates body temperature in all weather conditions Flatlock seams to help reduce friction Low support Adjustable straps Removable Cups Package Contents: Icebreaker Merino 150 Siren Bra w/ Inserts - Women's Icebreaker IB104708001XL: Siren Padded Bra - Women's Black Extra Large