Womens SIREN 4 THERMO MID ZIP WP camp snap-button shacket is as suited

snap-button shacket is as suited to logging miles on the foot track as it is to waiting at the tracks for your commuter train on a cold night

no terrain is off-limits

Whether you're spending lazy Sundays at home or weekends camping with friends

They're crafted with 81% NetPlus postconsumer recycled nylon made from recycled fishing nets to help reduce ocean plastic pollution/19% spandex knit with miDori bioSoft for added wicking and softness

membrane and DWR finishes are made without intentionally added PFAS

Womens SIREN 4 THERMO MID ZIP WP camp snap-button shacket is as suitedWith 25 years of Merrell's women's specific fit, the Siren 4 Thermo is uniquely engineered to cradle the distinct contours of female feet, providing comfort, support, and stability even on the longest hikes with 200 grams of added insulation for warmth and protection. Now equipped with SOLARCORE insulation, lightweight insulation material initially designed for NASA, you never have to worry about warmth. The all new medial zipper provides easy on off,