Merrell - Siren 4 Thermo Mid Zip Waterproof. Color Black. On sale for $107.99. MSRP $180.00.. 3.8 out of 5 starsAdd to favorites. 0 people have favorited thisBrand NameMerrellProduct NameSiren 4 Thermo Mid Zip WaterproofGenderMen'sColorBlackPrice$107.99MSRP: $180.00Rating4Rated 4 stars out of 5(26)