Norfolk Avery-B Quarter Length Merino Wool Accessory size:M6-9 W8-10 and an insole with flex

and an insole with flex points on the ball of the foot

Features Contoured Fit follows the contours of your foot for a comfortably snug fit

Solarcore® Aerogel insole provides underfoot superior warmth while being extremely flexible and ultra-thin

Lens: Polarized TAC

Ergonomically shaped construction for left & right feet

Norfolk Avery-B Quarter Length Merino Wool Accessory size:M6-9 W8-10 and an insole with flexBuilt for versatile performance, Avery is a double layer Merino Wool sock that prevents blisters while delivering moisture control and comfort in every step. Avery is your all season performance sock, designed to help prevent blisters and keep you moving comfortably: Double layer design: Reduces friction to protect against blisters and adds durability. Merino Wool: Naturally regulates temperature, keeping feet warm in the cold and cool when active.