SATISFY's Merino Nylon Tube Socks combine natural thermoregulation with mapped cushioning for running and all-day wear. The tube silhouette and rib-knit construction deliver a secure, comfortable fit with reinforced high-wear zones. Key attributes: Black | Merino wool | Thermoregulation | Moisture-wicking | Breathable knit | Cushioned impact protection | Reinforced heel and toe | Anatomically mapped cushioning and cooling zones | Rib-knit construction for secure fit | Reflective logo for low-light visibility | Tube silhouette | Rib-knit structure | French terry padding | Dimensions & fit: Weight: 57 g | Fits true to size; take your normal size. | If between sizes, choose the next size up. | Composition & care: 65% Merino wool | 32% Nylon | 3% Elastane | Machine wash cold (30° max). Do not tumble dry. Do not bleach. Use a color-catching sheet.