Smartwool was a company started because of one idea: Toes didn't have to be cold. What sets Smartwool apart from other companies is not that they use Merino wool but what they are able to do with it. With industry leading technology like Indestructawool and Smartloft insulation, Smartwool is able to make more than just Merino wool product. On top of their industry leading technology, Smartwool also offers a 100% Satisfaction guaruntee so you can go to sleep easy at night! So get yourself a pair of socks, a base layer top or bottom, or any of their accessories and enjoy the outdoors!