ZONE is a high-performance winter sport-boot, designed with a tendon guard and ledge to allow for easy snowshoe binding compatibility. Tested by Baffin ambassadors during marathons and ultramarathons in both the Arctic and Antarctic, ZONE is the solution to limitless outdoor recreation and fun.FEATURESInsulation Level: Fixed-Fit multi-layer inner boot systemWaterproof Level: B-Tek Dry Waterproof BreathableTECHNOLOGYUpper:Breathable soft shell upperSpeed-lace front fastening systemHiker-height for improved agilityBase:Snowshoe compatibleEVA midsole for light-weight insulation and cushioningPolar Rubber outsole for maximized grip and longevity of boot at cold temperaturesThermoplastic polyurethane (TPU) plate for torsional rigidityTendon guard and ledge for easy snowshoe binding compatibilityB-Tek Scent-Free anti-microbial, next-to-foot lining for keeping odors at bayRemovable, stabilizing anti-microbial insoleInsulation:Removable Fixed-Fit multi-layer inner boot system featuring:Thermaplush soft, next-to-foot wicking layer for warmthForm-fitting B-Tek Foam lining for comfortB-Tek Heat lightweight, 4-channel hollow-fibre insulation for high-loft breathability in a broad range of temperaturesFixed frost plate returns heat and reflects cold for temperature regulation