Feetures Pure Comfort Light Cushion Quarter Sock - Charcoal Heather High-density cushioning provides extra protection in key impact areas. The PerfectToe (No irritating toe seam.) SnugFit Technology - Unique Power Bands of Lycra hug your entire foot for maximum support. This snug, supportive fit eliminates movement to prevent blisters. Durasoft, Feetures! unique blend of SuperSoft Merino wool and rayon from bamboo, wicks away moisture and naturally eliminates odor to provide unsurpassed comfort. Graduated compression in crew top keeps sock in place and aids in circulation.