Sharks Men's Bamboo Crew Socks Recycled Fibres The cotton on the outside

The cotton on the outside absorbs sweat keeping feet comfortable

Hold them up to light or walk outside in the sun before turning off the lights to watch the special thread glow

dark grey mid-calf length (or higher) wool sock

Stay warm and snuggly all day long with these high-quality ultra violet knee-high socks made from fine merino wool

Unless of course they are knitted into a grey sock

Sharks Men's Bamboo Crew Socks Recycled Fibres The cotton on the outsidePlanning to head to the beach this summer? Watch out for sharks! Just like these ones circling around on a blue crew sock with orange heels and toes. Made from sustainable bamboo fibre. Bamboo has natural anti bacterial properties, a soft luxurious feel that lasts the life of the product giving you continued durability and comfort.