. Icebreaker - Siren Merino Long Sleeve Sweetheart. Color Gritstone Heather 1. Low Stock. $85.00. 4.7 out of 5 starsNew ColorAdd to favorites. 0 people have favorited thisLow Stock+2Brand NameIcebreakerProduct NameSiren Merino Long Sleeve SweetheartGenderWomen'sColorGritstone Heather 1Price$85.00Rating5Rated 5 stars out of 5(7)