A lightweight, waterproof nylon overmitt that adds warmth and weather protection to your current handwear. It's got silicone lines on the palm for grip and an adjustable velcro strap across the wrist back to keep snow out.

Auclair size guide (based on circumference of the hand):

Size XS = 6-7"
Size S = 7-8"
Size M = 8-9"
Size L = 9-9.5"
Size XL = 9.5-10"