How to Curl Hair for Beach Waves | Undone, Not Overdone

If you’ve ever wondered how to curl hair for beach waves without ending up with ringlets, the secret isn’t a special product — it’s the technique. The beach wave depends on three things: where you start the curl, which direction you wrap, and how you break the curl afterward. Skip the scalp, leave the ends straight, and tousle like you just came off the sand. Here’s the complete method, with the mistakes that ruin the look called out along the way.

The Core Beach Wave Technique

Beach waves are created by curling dry hair in 1-inch to 1.5-inch sections, leaving the ends out, alternating the curl direction, then cooling and loosening the curls with your fingers.

John Frieda’s guide to beach waves is the clearest walkthrough:

• Start clean and dry. Beach waves fall flat on oilier hair, so wash and dry fully before styling.
• Apply a heat protectant over the whole head — this is non-negotiable when you’re about to use hot tools.
• Set a wand or straightener to medium heat. Extreme heat damages hair faster and creates a crispy, unnatural curl.
• Wrap mid-lengths to ends.
• Alternate curl direction. Wrap one section away from your face, the next toward it. This is what creates the messy, surfy texture instead of uniform spirals.
• Finger-tousle, then finish with hairspray. Run your fingers through the cooled curls to break them apart, then set with a light mist.

For curly hair, L’Oréal Paris recommends a gentler route: air-dry first, then run a low-heat flat iron through natural curls to relax them into waves. The principle is the same — you’re loosening the curl, not creating it from scratch.

Common Mistakes That Ruin Beach Waves

Beach waves fail for three predictable reasons: curling from the scalp, brushing them out, and leaving hair on the wand too long. Fix all three and the look basically builds itself.

Starting at the Scalp

Do not start at the scalp. Begin curling a few inches down the hair shaft and leave the ends out entirely. This gives the wave that lived-in, sun-dried silhouette — curls that start at the root look formal and dated.

Brushing the Waves Out

Do not brush beach waves with a regular brush. Use your fingers or a wide-tooth comb to separate and soften the curls. Brushing breaks up the wave pattern and turns it into frizz.

Leaving Hair Wrapped Too Long

Kept wrapped on a hot wand beyond the recommended time, the curl sets at maximum tightness. It may feel too brief — it isn’t.

Heat vs. No-Heat Beach Waves

Heat tools give the most reliable beach wave, but the no-heat options work well if you plan ahead. The table below breaks down which route fits your hair type and schedule.

For the no-heat route, L’Oréal Paris suggests loose braids overnight or two buns on partially dried hair. Both create gentle, heat-free waves by morning.

If you’re shopping for the right tool rather than using what you have, our tested roundup of the best curlers for beach waves covers which barrels and materials actually hold a wave.

The 30-Second Finish

Once every section is curled, let the hair cool completely — at least five minutes — before touching it. Then the finishing sequence is quick:

1. Flip your head upside down and shake the roots gently for volume.
2. Run fingers through each curl to break it into a wave.
3. Mist lightly with hairspray or a texturizing spray, keeping some distance so it doesn’t soak the hair.

The result should look loose, touchable, and slightly chaotic — if it looks like a curl, you left it on the wand too long or skipped the tousle.