What Are Compression Socks & How Do They Work?

You've probably heard of compression socks from somewhere, maybe even spotted some in the wild, but haven’t quite got around to looking into them properly. And fair enough - from the name alone, they don’t exactly scream everyday essential.

But there’s a reason more and more people are turning to them for extra comfort, energy, and support during their day.

This guide is here to help you get to grips with what compression socks actually are, how they work, and why they might just be a quiet game-changer for your legs. Whether you spend hours on your feet, travel often, or simply want a bit more support to get through the day feeling good, you’re in the right place.

Let’s start with the basics.

So, What Are Compression Socks?

At their core, compression socks are designed to do one simple but important thing: gently support circulation in your legs. They look and feel similar to standard socks, but they’re made with a specific structure that applies light pressure to your legs - helping to keep blood moving efficiently, especially if you're sitting or standing for long periods. Unlike ordinary socks, they’re made to support, not just cover.

Our own compression socks, for example, use 20-25 mmHg graduated compression. This level is strong enough to make a difference in how your legs feel, but still comfortable enough for everyday wear. “Graduated” simply means that the compression is firmest at the ankle and gradually decreases further up the leg - which helps encourage blood flow back towards the heart.

And while you may have heard of compression socks being used in medical settings, the version we’re talking about here is designed for regular, everyday life. From long flights to busy shifts, compression socks are for anyone looking for that extra boost of comfort and support throughout the day.

How Do Compression Socks Work?

So now you know what compression socks are, let’s look at how they actually do their job.

The key lies in how they apply pressure to your legs - gently but consistently. This pressure helps support the natural flow of blood back towards your heart, particularly from your lower legs where circulation can often slow down during long periods of sitting or standing.

When blood doesn’t move as efficiently, it can start to pool in the lower legs, leading to that heavy, tired feeling or visible swelling. Compression socks help prevent this by encouraging better circulation throughout the day.

Our socks use graduated compression, meaning the pressure is strongest at the ankle and gradually lessens further up the leg. This design works with your body’s natural circulation patterns to help reduce build-up of fluid, relieve tiredness, and maintain better overall comfort in your legs.

It’s a simple idea, but a smart one - especially when the compression is at the right level. At the 20-25 mmHg compression range, we’ve seen that these socks can offer effective support without feeling restrictive or overly tight. It’s strong enough to make a difference, but still wearable for hours at a time.

In short: compression socks support your circulation, which in turn can help reduce swelling, ease discomfort, and keep your legs feeling fresher for longer.

What Are Compression Socks Used For?

Compression socks aren’t just for athletes or long-haul travellers. They’re made for everyday life - and there are plenty of situations where a little extra support can go a long way.

Here are a few common scenarios where wearing a pair of compression socks could make a noticeable difference:

• Travelling: Whether you're flying or on a long car journey, sitting still for extended periods can slow circulation. Compression socks help keep things moving and reduce that post-travel leg fatigue.
  
  
• Working long hours: If your job has you standing on your feet all day or stuck at a desk, your legs can take the brunt of it. Compression socks help reduce that heavy, tired feeling that creeps in after a long shift.
  
  
• Exercise recovery: After physical activity, your body’s circulation is key to muscle recovery. Some people wear compression socks post-workout to support this process and feel a bit more energised afterwards.
  
  
• Pregnancy: Changes in circulation and increased pressure on the legs are common during pregnancy. Compression socks can offer gentle support during this time, helping to ease swelling and improve comfort.
  
  
• Just feeling sluggish: You don’t need a specific reason. Some people simply wear them because they notice their legs feel lighter and more comfortable by the end of the day.

Whatever your lifestyle, compression socks can be a practical tool for improving daily comfort and supporting your legs when they need it most.

The Real-World Benefits You Might Notice

Once you start wearing them regularly, the benefits of compression socks can be surprisingly noticeable - and not just in dramatic ways. It’s often the smaller, day-to-day improvements that make the biggest difference.

One of the most common effects is reduced swelling, especially in the lower legs and ankles. This can be particularly helpful if you’re on your feet all day, travelling, or simply prone to fluid retention. You might also find that your legs feel less tired or heavy by the end of the day. Compression supports your circulation, which in turn helps your muscles stay energised for longer. There’s also a general sense of increased comfort and ease of movement, especially if you tend to experience that sluggish, achy feeling in your legs after long periods of stillness.

The support is subtle, but the results can speak for themselves - especially when compression becomes part of your regular routine.

How to Choose the Right Pair

When it comes to compression socks, not all pairs are made equal. The right ones should feel like a natural addition to your day, not something you’re eager to take off.

Here’s what to look out for:

• The right compression level: For everyday comfort, 20-25 mmHg is a great balance. It’s firm enough to offer support but still comfortable for long-term wear.
  
  
• Graduated compression: Make sure the socks apply more pressure at the ankle and less further up the leg. This helps the socks work with your circulation rather than against it.
  
  
• Soft, breathable materials: Comfort matters. Look for quality materials that feel good on your skin and hold up to daily wear.
  
  
• A style that suits you: Just because they’re practical doesn’t mean they have to be boring. Choose a few designs that reflect your personality!

We’ve kept this all in mind! Our socks combine function and form - compression that works, with designs that feel fun, modern, and completely wearable. Whether you’re dressing for work, travel or winding down after exercise, we’ve designed our socks to slot into your life with ease.

So, Could They Be a Good Fit for You?

If you’re on your feet all day, spend long hours sitting, or just want to give your legs a bit more support and comfort, compression socks are well worth considering.

Koala Socks are designed to offer exactly that - with the right compression, reliable comfort, and designs you’ll actually want to wear. Not necessarily medical gear. Just really good socks that help you feel better throughout your day.