The incredibly exciting Darn Tough range of socks are a fantastic new sock range that have a special high density knit to make a more durable sock with more cushioning but without the bulk but that is only one of the things that makes Darn Tough so different hellip All Darn Tough socks are made with merino wool which is well known for its comfort durability fast drying and breathability it is also naturally antimicrobial to repel bacteria and odour ideal for hard wearing socks And as if that wasn t enough all Darn Tough socks come with an unconditional lifetime guarantee - that is how much they believe that their socks will not let you down Now as for these Boot Sock Full Cushion Socks that offer all of the above features with the added comfort of the full cushioning through this entire sock to provide support and comfort without unwanted weight and bulk making these superb fitting socks ideal all weather socks ideal for hiking and walking