The defeet wooleator 5 sock remove any danger of not being current when you wear the wooleator hipster the wooleator is the merino wool version of our aireator sock performance cycling and running shoes require socks that don39t take up much space cooler temperatures and inclement weather don39t mean your shoes should have to grow to accommodate thicker socks what you need is better insulation in the same space this is where wooleator39s shine the most honest four season