Our Bifrost Winter Tall BOA S7S HT high-performance winter boots have been designed with innovative technologies to excel in the coldest and harshest conditions, get maximum warmth and protection, and keep you comfortable and safe in any environment.

The combination of the Dri-Blaze® lining with the Helly Tech® waterproof membrane, keeps your feet warm and dry, while the heel counter and molded TPU toe provide more durability and protection. Reflective design details improve visibility in low-light conditions, promoting workplace safety. Based on aerogel technology developed by NASA, Solarcore® SC_Foam offers superior warmth without bulking, to maintain lightweight insulation in extreme cold conditions.

These boots offer you unparalleled comfort and performance, thanks to the union of Primaloft Gold insulation and the customizable BOA® Fit System, as well as HH DUAL-STRIDE technology, which expertly combines EVA and eTPU to provide excellent cushioning, stability and energy return. Certified to comply with BS EN IEC 61340-4-3:2018 ESD standards, these boots offer all-round protection for demanding work environments.

Update your winter workwear with the Bifrost boots, designed to exceed expectations in the harshest conditions.

Features:

• Design with reflective details
• Primaloft® Gold Insulation - 400 g
• Solarcore® Sc_Foam - more warmth. Less volume. Based on aerogel developed by NASA, SC_Foam is a thin, soft, and flexible insulation that offers improved thermal performance with less bulk.
• Molded TPU toe protection
• Molded heel overlay
• Non-metallic protection against nail penetration
• Metal-free
• Helly Tech® waterproof membrane
• Dri-Blaze® lining combines nylon threads with coffee charcoal that naturally captures body heat for extra warmth
• Composite safety toe cap
• BOA® Fit System – L+1
• Ortholite® X25 hybrid insole: lightweight, breathable and provides long-lasting cushioning and moisture management while using 20% eco-friendly content in the formulation
• The HH DUAL-STRIDE TECHNOLOGY midsole combines EVA and eTPU for optimal cushioning, stability, and energy return.
• HELLYGRIP XRC rubber