Icebreaker - Siren Merino Bikini. Color Gritstone Heather/Black. Low Stock. On sale for $29.22. MSRP $35.00.. 4.6 out of 5 stars9 left in stockBrand NameIcebreakerProduct NameSiren Merino BikiniColorGritstone Heather/BlackPrice$29.22MSRP: $35.00Rating5Rated 5 stars out of 5(12)