Thin and breathable; Locked-on fit for precision performance fit; Anatomic GFX padding for all-day consistency; Dissent proprietary DLX-Wool enhanced Merino Wool, providing unrivaled warmth, breathability, comfort, shape-retention, and durability; Optimized for low-profile bootfit; Graduated compression; GFX Compression - Anatomical 3D-engineering padding. Less bulk, no bunching, no twisting, ultimate fit, best feel; Enhanced DLX merino-wool - Optimized warmth, superior feel, added loft; Composition - 10% merino wool, 25% lycra, 65% polyamide; Seamless toe design