UPPER / LINING • Cow suede upper • TPU 1/2 shelled upper for protection and durability • Bellows tongue keeps debris out • 400g Merrell Opti-Warm lightweight, low-bulk, synthetic insulation keeps you warm in varying conditions • 300g Merrell Conductor™ Fleece provides lightweight, versatile heat retention in varying conditions • ColdSmart™ Thermal System regulates your temperature with airflow channels keeping your feet dry and warm • Waterproof membrane provides impermeable but breathable barriers • Ortholite anatomical footbed • Merrell Active Heat Insole with silver reflective film for added warmth • Snowshoe strap ridge for stability • Comfort range -40F/-40C

MIDSOLE / OUTSOLE • Compression molded EVA footframe provides cushioning • Molded nylon arch shank