Heat Free Curls

Heatless curls with socks or a robe tie

By Heat Free Curls Editorial · Updated · How we research

Quick answer

To do heatless curls with socks, roll a clean long sock into a tube or ring, lay it on top of your head, wrap slightly damp sections around it and tie the ends together, then leave it overnight. A robe tie works the same way as a long soft rod. Both are free, but they hold less evenly than a purpose-made rod, and the wraps may slide.

Key takeaways

  • A sock or a robe tie acts as a homemade curling rod; both are free and use what is in your house.
  • A long soft belt gives waves; a rolled sock gives a bigger loop.
  • Use slightly damp hair and secure the ends so the wraps do not slip.
  • They tend to hold less evenly than a purpose-made rod, because the fabric slides and the shape is uneven.
  • If you will do this often, a curling rod or ribbon is a modest step up in consistency: Kitsch's set is $18 and The Hair Edit's is $17.99.

How do heatless sock curls work?

It is the same idea as a curling rod, built from household things. A sock (or a soft robe tie) forms a tube on top of your head; you wrap sections of damp hair around it, and the hair dries in the shape of the wrap.

The tube's thickness decides the curl: a thin tube gives tighter curls, a thick one gives loose waves. A rolled tube sock gives a very soft, large wave.

What do you need?

What you'll need

  • Option A: a clean long sock (a tube or knee sock works best) or two
  • Option B: a soft robe tie or fabric belt, about the length of your hair circumference
  • Two hair ties or scrunchies
  • A comb, clips and a spray bottle
  • A satin bonnet or pillowcase if you are sleeping in it

A cotton robe tie is wide and soft. A thin sock will compress into a thin tube, so roll it before you start.

How do you do heatless curls with a sock, step by step?

  1. Make the tube. Cut the toe off a clean sock, or use it as is. Roll it lengthwise, like a rope, and tie the ends together so it forms a ring that sits on your head.
  2. Start with slightly damp hair. Comb through.
  3. Place the sock like a crown or like a headband, depending on the look.
  4. Take a small section. About an inch wide for curls, two inches for waves.
  5. Wrap the section around the sock, from the ends up, and tuck the end under the sock.
  6. Continue around your head. Overlap slightly.
  7. Secure with a hair tie or by tucking the final sections in.
  8. Leave it for several hours or overnight.
  9. Unwind gently. Finger-comb.

The finished curl looks like a soft wave, since the sock's circumference is usually larger than a curling rod.

How do you use a robe tie?

A robe tie is the simplest version.

  1. Fold the tie in half and lay the middle across the top of your head.
  2. Take a section of hair on one side and wrap it around the tie, working away from your face.
  3. Keep wrapping section after section down the tie.
  4. Tie the ends together at the bottom of your head, or knot them.
  5. Repeat on the other side.
  6. Leave in for several hours, then unwrap.

This is basically what a curling rod does, but with a flatter, floppier fabric, so the wraps may slide.

How long should you leave it in?

For waves, a couple of hours on nearly dry hair is enough. For curls that last, leave it overnight. A satin bonnet over the top keeps everything in place; see how to sleep with heatless curls.

When is a purpose-made tool better?

If your socks slip, the curls are uneven, or you do this weekly, a purpose-made tool is a small upgrade.

Option Cost Trade-off
Sock or robe tie Free Wraps slide; uneven shape
Curling rod or ribbon Kitsch Satin Heatless Curling Set $18; The Hair Edit set $17.99 Needs buying; soft rod keeps shape
Flexi rods Kitsch jumbo flexi rods $21 More steps, more control

See curling tools vs braids and twists for the other DIY options.

What mistakes should you avoid?

  • Using a thin sock that compresses; roll it first.
  • Wrapping hair that is too wet.
  • Skipping the ends tie, so the wraps slide.
  • Leaving the sock loose on your head.
  • Expecting tight curls from a thick tube.

Frequently asked questions

Can you really curl hair with a sock?

Yes. Wrapped damp hair dries in the shape of the sock, which gives soft waves or loose curls.

What kind of sock works?

A long, clean tube sock rolled into a rope is easiest. A thin sock may compress into a thin tube.

Is a robe tie better than a sock?

A robe tie is longer and lies flatter. It works like a curling rod. A sock gives bigger, softer waves.

How long do sock curls last?

It depends on your hair; no brand publishes a number. Fully dry hair and a light hairspray help.

Can I sleep in a sock curl?

Many people do. Use a soft tube and cover your hair.

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