J037412 Siren 4 Thermo Mid Zip WP

Product details

• Waterproof membrane seals out water and lets moisture escape
• Waterproof full grain leather and knit upper
• Heavy-duty YKK medial zipper for easy on and off
• Bellows tongue keeps out debris
• Protective and abrasion resistant rubber heel and toe cap
• 200 grams Primaloft® Gold Eco Series synthetic insulation
• SOLARCORE® insulation with Aerogel provides underfoot superior warmth while being extremely flexible and ultra-thin
• NXT treated to prevent odor
• FloatPro™ Foam midsole for lightweight comfort that lasts
• Vibram® Icetrek outsole designed to provide the improved grip on very cold, icy, or snowy surfaces