The M-Flatiron 185 Leggings are as solid and reliable as the eponymous rock formation in Boulder. Engineered for superior warmth-to-weight ratio, Nuyarn technology offers supreme warmth and moisture management capabilities with unwavering durability that can\'t be beaten at heavier weights. FeaturesSuperior, bluesign® approved 185 g/㎡ Nuyarn merino technology offers unmatched warmth-to-weight ratio, 5x faster drying and remarkable durabilitySuperfine, mulesing-free, Australian merino wool for maximum softness and comfortIncredibly stretchy and elasticEasy Fit offers a modern fit with full coverageTargeted placement of eyelets for increased breathabilityChafe-free flatlock seamsMachine washableLoop for drying