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 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 eno