Enjoy the colors you want, with the extra length you need. Pro-Trek's Over the Calf socks are ideal for anyone who wears boots, or has to be on their feet for long periods of time, and this dozen pack includes the colors grey, white, navy, and black to add to your well-rounded sock collection! With the Cotton/Nylon/Spandex blend, you are sure to receive the comfort and breathability you require from your footwear, and these are great for a number of professions, such as Firefighters, Police, and/or Armed Forces job, amongst many others. Try this assorted pack today, and feel the difference!