The Smartwool X-Stretch Ski Targeted Cushion Socks offers advanced comfort and performance with extra stretch features for the ski season. Featuring Indestructawool™ technology and Shred Shield™ technology for lasting durability in key areas these socks last all season. It is also made with body-mapped mesh zones for optimal breathability to keep you comfortable and dry no matter the conditions. Smartwool Ski X-Stretch Targeted Cushion Socks