Hit the slopes this season in the Smartwool Ski Zero Cushion Extra Stretch Over the Calf Socks. Now with extra stretch around the calf area, these ultra-comfy Merino ski socks feature the most advanced Indestructawool™ technology for enhanced durability and 4 Degree™ elite fit system for an unmatched performance fit. Plus, body-mapped mesh zones for added breathability.Additional FeaturesZero Cushion Ski - Non-cushioned and slim fit for less bulk and enhanced comfort providing a breathable barrier between your foot and boot. Sock Height: Over-the-Calf Extra stretch calf for greater comfort that accommodates fuller calves Indestructawool™ technology with extended durability zones 4 Degree™ elite fit system for a dialed-in, performance-oriented fit Shred Shield™ technology reduces wear from toes Wider welt for secure fit and comfort Body-mapped mesh zones for added breathability Made in the USA of Imported Yarn: 54% Merino Wool 14% Nylon 29% Recycled Nylon 3% ElastaneAdditional FeaturesSock Height: Over-the-Calf Sock Cushion: Zero Cushion Extra stretch calf for greater comfort that accommodates fuller calves Indestructawool™ technology with extended durability zones 4 Degree™ elite fit system for a dialed-in, performance-oriented fit Shred Shield™ technology reduces wear from toes Wider welt for secure fit and comfort Body-mapped mesh zones for added breathability