SW003035 Smartwool Men's Run Targeted Cushion No Show Socks The Run Targeted Cushion No Show Socks may be out of sight, out of mind, but they're totally dialed in on every run. The no-show silhouette stays hidden in active footwear, while a sewn-in binder and internal heel gripper offers a secure, stay-in-place fit. Each pair is made with responsibly sourced Merino wool and enhanced with Indestructawool technology for added durability, and a Virtually Seamless toe for additional comfort. Plus, the 4 Degree Elite Fit System offers a performance fit with strategic stretch and mesh zone to promote breathability while helping protect against blisters. Sock Height: No Show Sock Cushion: Targeted Cushion No show silhouette designed to stay hidden in active footwear Sewn-in binder and internal gripper for secure, stay-in-place fit Indestructawool durability technology is intentionally knit into high impact wear zones, helping your socks outlast your longest adventures 4 Degree Elite Fit System offers a performance fit with strategic stretch and mesh zones to promote breathability while helping protect against blisters Virtually Seamless toe technology is a flat knit toe seam designed for additional comfort Made in the United States of America Materials 56% Wool-Merino / 42% Nylon / 2% Elastane Product Care Machine Wash Warm, Inside out Do Not Bleach Tumble Dry Low Do Not Dry Clean Do Not Iron