in Stock Acryl KNT thick winter trekking socks KNT-816L CZK220 KNT is a thick winter trekking sock made of a double-layer plush containing BB ACRYL – an acrylic material containing special yarn with silver ions. These slow down bacteria and fungi growth, reduce unpleasant odours and maintain proper skin balance. Material: 53% BB Acryl, 35% Siltex-POP, 7% Nylon, 5% Elastane View