Women's Merrell Siren 4 Thermo Mid Zip Waterproof Boot Size:8 Lining Material - Textile

Lining Material - Textile

Top layer is U4icX and bottom layer Mizuno Enerzy

called Twin Gore Lux

full-length rubber outsole with flex grooves

Dual-density anatomical PU footbed with a gel insert and a soft microfiber cover delivers all-day support and cushioning

Women's Merrell Siren 4 Thermo Mid Zip Waterproof Boot Size:8 Lining Material - TextileMADE FOR: Winter Hike TRAIL TYPE: Moderate A winter ready boot with a women's specific fit that combines function and all day wearability. INSULATION RATING: Warmer Waterproof exteriors and 200 grams of insulation will keep you dry and warm for your typical cold weather winter activities. 200G Synthetic Insulation Waterproof Vibram Icetrek 200 grams Primaloft Gold Eco Series synthetic insulation Solarcore Aerogel insole provides underfoot superior