Merrell - Siren 4 Thermo Mid Zip Waterproof. Color Black. On sale for $157.07. MSRP $180.00.. 3.8 out of 5 starsBrand NameMerrellProduct NameSiren 4 Thermo Mid Zip WaterproofColorBlackPrice$157.07MSRP: $180.00Rating4Rated 4 stars out of 5(26)