Our pinnacle performance winter boots, Bifrost Winter Tall BOA S7S HT, are designed to excel in the coldest and harshest conditions, featuring innovative technologies for maximum warmth and protection to keep you comfortable and safe in any environment. The Dri-Blaze® Lining, combined with the Helly Tech® Waterproof Membrane, ensures your feet stay warm and dry, while the molded TPU heel overlay and toe bumper provide added durability and protection. Reflective design details enhance visibility in low-light conditions, promoting safety on the job site. Solarcore® SC_Foam, based on NASA-developed Aerogel technology, offers superior warmth without bulk, keeping you insulated in extreme cold while remaining lightweight. Paired with Primaloft Gold Insulation and the BOA® Fit System for customizable fit, as well as HH DUAL-STRIDE TECHNOLOGY expertly combining EVA and eTPU to provide optimal cushioning, stability, and energy return, these boots deliver unparalleled comfort and performance. Certified to meet BS EN IEC 61340-4-3:2018 ESD standards, these boots offer comprehensive protection for demanding work environments. Upgrade your winter workwear with Bifrost, engineered to exceed expectations in the toughest conditions.