Uniqlo – Heattech knee-high socks.
If you need extra warmth, these knee highs will do the trick.
10 eur (2 pairs) here.
Superb warmth from knee to toe. Comfort features include self-deodorization, bio-warming, insulating, anti-microbial/anti-odor, and moisturizing. Knee-high design keeps your legs warm. 51% Acrylic, 28% Rayon, 17% Polyester, 2% Spandex, 2% Nylon. 23-25 cm.