Men’s long socks are one of those details you mostly notice when they are missing: you sit down, your trouser leg rides up and a strip of bare leg appears between the hem and the shoe. With a sock that reaches the calf or the knee this doesn’t happen, and the whole look stays tidy.
But “long” can mean different things. In this guide we look at the main lengths, the occasions when it makes sense to wear them and how to choose the material and size.
The lengths: mid-calf and knee-high
When people talk about men’s long socks, they usually mean two heights:
- Mid-calf: they cover the ankle and the lower shin, without reaching the knee. They are the most versatile and work almost every time.
- Full calf: they go a little higher and cover the leg even when you cross your legs. These are the ones people choose with a suit.
- Knee-high: they reach just below the knee. You see them mostly in sport and in socks with a closer-fitting knit.
If instead you are looking for something to wear with trainers and low shoes, the right length is a different one: have a look at men’s short and ankle socks.
With a suit and at the office
With a suit, classic trousers or lace-up shoes, a long sock is the safest choice. The rule is simple: when you are sitting down, no skin should show. A calf-length sock solves the problem without you having to think about it.
For colours, the easiest are black, navy and grey: they match the trousers or the shoes and don’t distract. A thin fabric fits better inside a formal shoe. If you want a concrete idea, our men’s long bamboo fibre socks reach the calf and come in understated shades such as black, navy and grey. For more ideas for the office and formal occasions, there is the men’s dress socks collection.
For sport
In sport, a long sock has a practical role: it protects the shin from rubbing against shin pads and high-top shoes, stays up while you run and covers the leg when it is cool. For five-a-side football, padel, running or the gym, people often choose mid-calf socks in technical fabric, sometimes with a padded or non-slip sole.
Then there are knee-high sports compression socks, with a knit that is tighter than a normal sock and hugs the leg well. They are comfort compression socks, not a medical device. If you have circulation problems, are pregnant, have had surgery or have a prescription, talk to your doctor or pharmacist before choosing them.
In winter and when travelling
When it is cold, a long sock is also a matter of warmth: a sock that covers the calf keeps the leg sheltered between trouser and shoe, especially with boots or hiking shoes. In this season the thicker models are welcome, for example in a wool blend.
When travelling, by train or plane, many people prefer a comfortable long sock that doesn’t slide down during hours of sitting. Choose a soft knit, a top band that holds without leaving marks and the correct size: a sock that is too small squeezes, one that is too big wrinkles inside the shoe.
Materials: what to choose
- Cotton and combed cotton: soft and pleasant, suitable for everyday wear and the office. Combed cotton is smoother and more even.
- Bamboo fibre: soft to the touch and light, a good alternative to cotton for an everyday sock.
- Technical fabric: stretchy, often with padded zones, designed for sport.
- Wool blend: thicker and warmer, for the cold months.
To wash them, follow the label: in general cold or lukewarm water, washing inside out and air drying are fine. Avoid a hot tumble dryer, which is hard on the top band.
How to choose the size
Long socks are usually sold by shoe size, in ranges (for example EU 38–42 or EU 43–46), or in one size for very stretchy models. Start from your shoe size and always check the size guide for each model on the product page, because every sock has its own.
If you fall between two ranges, think about how you want it: closer-fitting or more relaxed. And also check the height given in the description, so you know whether it reaches mid-calf or the knee. You will find all the models that go above the ankle in the men’s long socks collection, in multi-pair packs.