WARM INSULATION: Experience durability at its peak with the Smartwool Kids?? Hike Light Fly and Lure Print Crew. These socks are built for performance in the highest degree, making them ready for any adventure on your list while keeping your feet toasty warm and dry even in the harshest conditions. COMFORTABLE FIT: The flat knit toe seam, elasticized arch brace, and 360?? print technology on the Kids?? Hike Light Fly and Lure Print Crew provides arch and ankle support to keep this sock in place and provide all day comfort during any activity. DURABLE YET BREATHABLE: Whether your little one is skiing, hiking, or playing in the snow on a cold winter day, the power of Merino helps keep little feet warm, dry, and comfortable for a full day of fun. LIGHT CUSHION: The lightly cushioned shin and sole on the Kids?? Hike Light Fly and Lure Print Crew will provide your little one with impact absorption and warmth, allowing them to adventure all day. CARE INSTRUCTIONS: Comprised of 60% Merino Wool, 37% Nylon, and 1% Elastane, the Kids?? Hike Light Fly and Lure Print Crew should be machine washed inside out in warm water on a gentle cycle and tumble dried on low. These socks should not be bleached, ironed, or dry cleaned.