Made for crisp mornings, snowy strolls, and everything winter brings, the Siren 4 Thermo Lace Waterproof wraps your feet in cozy warmth with a women’s-specific fit designed for all-day comfort. Soft faux fur details and reliable weather protection help keep the cold out, while confident traction lets you enjoy every step from neighborhood walks to snow-covered trails.
Weight Per Shoe: 15.16oz, 430g
Drop: 8mm
Lug: 5mm
200 grams PrimaLoft® Gold Eco Series synthetic insulation
Waterproof membrane seals out water and lets moisture escape
FloatPro™ foam midsole with exceptional energy return and enduring comfort
Vibram® ICETREK outsole designed to provide improved grip on cold, icy, or snowy surfaces
FloatPro™ foam footbed for enhanced cushioning and energy return
