The waistband is made of 2x2 rib with elastane and a wide elastic inside the ribbing

This top model is designed for the dedicated cyclist who refuses to compromise on comfort and performance

providing you with both comfort and top performance during all kinds of sports

The fabric is also highly moisture-wicking and breathable

Kalas PASSION Z4 | AERO Socks |

ES16 Strømper Fast - Cielo fleece The waistband is made ofES16 Socks Perfect for Cycling, Running, and All Other Sports Our newly developed ES16 socks combine style, sustainability, and functionality in a whole new way. Made from 100% biodegradable materials, including 78% Meryl Skinlife, 14% polyamide, 6% polypropylene, and 2% elastane, these socks are a step in the right direction for both your performance and the planet. With their lightweight and breathable construction, the ES16 socks keep your feet