The MSR MX Sock is a mid-weight riding sock designed for ultimate comfort and performance. Engineered with moisture-wicking fabric, it keeps your feet dry and cool, even during intense rides. The mid-weight cushioning provides shock absorption and arch support, while a snug, stay-put fit enhances comfort inside your boots. Ride longer and harder with socks built for the demands of motocross and off-road adventures. Tall over-the calf design. Mid-weight cushioning with integrated arch and ankle support. Moisture-wicking fabric keeps feet cool and comfortable. Secure, form-fitting stretch ensures the sock stays in place. 70% Polyester, 25% Cotton, 3% Elastane, 2% Spandex