Does your little boy need some warmer socks but wants to show them off with one of their favourite comic book characters? Then these DC Comics Superman Thermal Socks are the perfect gift for them! Now your little superhero can be warm and cosy while he's out saving the world. These socks are soft and thick, with a Heatweaver lining that helps them retain heat and keep feet warm all day long. They come with great colourful designs on them of the Man of Steel: Superman! So you boy can be just like the world's greatest superhero! Thick, chunky with a massive tog rating of 2.34, they are over 7X warmer than the basic cotton sock (0.33 tog)! This is as they have been made from a specially developed thermal yarn, which works to provide high performance insulation against the cold. As well as this, the Heat Holders Loops produce a unique pile of cushioning which holds in even more warm air, these extreme socks have an expert brushing process, causing the inside to be not only sensationally soft, but also helps to maximise the amount of warm air held inside each sock for total warmth and all day comfort. These socks come in 1 pair per pack with Superman designs on them and are made from: 91% Acrylic, 5% Nylon, 3% Polyester, 1% Elastane. They are available in 2 kids sizes: 9-12 UK (27-30 EUR, 10-1 US) & 12.5-3.5 UK (30-36 EUR, 13-4 US) and are Machine Washable..