Bison XT Ankle Lace Up Boot With Zip

Wide fit sole sizing minimises trip hazards, eliminates rub zones and maximises surface area grip • Bison Grip nitrile rubber outsole compound and multi-directional tread design delivers maximum grip on all surfaces • Anti-penetration IMFLEX insole uses thermoforming technologyto allow for additional comfort at heal strike area as well as up to 20% more flex across the forepart of the foot. Insole complies to ISO 20345:2004 International Safety Standards • Super lightweight EVA mudslide for improved flex and better impact absorption • A unique four-layer heel support system for enhanced heel and lower leg stability to prevent ankle roll • Proven high durability materials – abrasion, heat and chemical resistant, organic fat, oil and acid resistant • Ergonomic rocker bottom sole aids forward motion, reduces wearer fatigue and risk of toe trip and heel strike slips • Nitrile rubber outsole offers extreme protection up to 300°C • Innovative self venting footbed base (SDVS: Self Dispersing Venting System) and breathable lining combine to enhance heat dispersion and reduce moisture (sweat) • Moulded footbed compound with athletic arch support provides compression resistant cushioning and improved support • Thermo Performance support foam moulds to the wearer’s heel to provide personalised support and custom-fit comfort