These are really warm with a touch of wool! Packs contain 3 pairs of knee socks in a flat ribbed knit: Pack of black, orange & grey marl. Pack of charcoal, grey & light grey. Pack of navy, blue & sky blue. Pack of brown, khaki & taupe. WHAT YOU NEED TO KNOW: Knee socks. 54% acrylic, 23% polyamide, 22% wool, 1% elastane.