<!--ProdInc[420650459]/Mall:[zappos_brands_US]-->SKU 9876056 *Get ready for rugged trails and cold weather adventures wearing the Merrel Siren 4 Thermo Mid Zip Waterproof Boots. These are crafted from a waterproof membrane that seals out water and lets moisture escape easily. The round-toe design offers a secure fit. *Waterproof full-grain leather and knit upper. *SOLARCORE Aerogel insole provides underfoot superior warmth while being extremely flexible and ultra-thin. *Calf-length construction. *Bellows tongue keeps out debris. *Cleansport NXT treated for natural odor control. *Recycled mesh footbed cover. *Recycled removable PU footbed. *FloatPro Foam midsole for lightweight comfort that lasts. *Protective and abrasion-resistant rubber heel and toe cap. *Vibram Icetrek outsole is designed to provide an improved grip on very cold, icy, or snowy surfaces. *Vibram traction lugs specifically designed to increase traction and shed debris with each step. *Imported. *Product measurements were taken using size 9, width M. Please note that measurements may vary by size. *Measurements: * Weight: 1 lb 2 oz * Shaft: 6 in
<!--ProdInc[420650459]/Mall:[zappos_brands_US]-->SKU 9876056 *Get ready for rugged trails and cold weather adventures wearing the Merrel Siren 4 Thermo Mid Zip Waterproof Boots. These are crafted from a waterproof membrane that seals out water and lets moisture escape easily. The round-toe design offers a secure fit. *Waterproof full-grain leather and knit upper. *SOLARCORE Aerogel insole provides underfoot superior warmth while being extremely flexible and ultra-thin. *Calf-length construction. *Bellows tongue keeps out debris. *Cleansport NXT treated for natural odor control. *Recycled mesh footbed cover. *Recycled removable PU footbed. *FloatPro Foam midsole for lightweight comfort that lasts. *Protective and abrasion-resistant rubber heel and toe cap. *Vibram Icetrek outsole is designed to provide an improved grip on very cold, icy, or snowy surfaces. *Vibram traction lugs specifically designed to increase traction and shed debris with each step. *Imported. *Product measurements were taken using size 9, width M. Please note that measurements may vary by size. *Measurements: * Weight: 1 lb 2 oz * Shaft: 6 in