Heat Holders ladies originals are renowned as the ultimate thermal sock and the 2.3 tog rating makes certain you’ll never get cold feet again! Perfect for both outdoors and indoors, a specially blended bulk yarn, cushion loops and intensive brushing process keep in as much warmth as possible for maximum comfort. Heat Holders Socks Features: One size fits UK shoe size 4 - 8 91% Acrylic, 5% Nylon, 3% Polyester, 1% Elastane Available in: Black 4.49 5 DL D False Tights & Socks 5.99 5.99 Heat Holders Original Ladies Thermal Snowdrop Block Twist Socks | Kaleidoscope