Mexican Wavy Hair: How to Care for Your Ondas Instead of Brushing Them Into Frizz

Tus ondas no son frizz. They just never got the right routine.

Featured photo via Pexels.

For the homegirls who were told their hair was just "esponjado."

Homegirls, let's start with the moment you know too well. You wash your hair, you comb it out, it dries with a little bend in it, and then you brush it before you leave the house. By lunch it is big, puffy and fuzzy, and somebody calls it esponjado (puffy, like a sponge). In a lot of Mexican homes that word gets used for hair like yours. The exact word and the vibe behind it change by region and by family, but the message usually lands the same: your hair is a problem you have to manage.

Here is the tea. A lot of that "frizz" was never frizz. It was waves, ondas, that got brushed apart while they were dry. Mexican wavy hair is not a mistake between straight and curly. It is its own texture, and it wants its own routine.

Your Hair Was Never "Just Frizzy"

Wavy hair lives in the middle. It has more bend than straight hair and less spring than curly hair. That middle spot is exactly why it gets misread. People with straight hair tell you to brush and flat iron. People with tight curls tell you to pile on heavy creams. Wavy hair usually hates both.

When waves are left alone to form, they group into clumps and fall in soft S shapes. When they get brushed dry, those clumps break into hundreds of single strands that each go their own way. That is the halo of fuzz you have been fighting since middle school. The texture was there the whole time. The routine was working against it.

If you are not sure where your hair sits between wavy, curly and coily, this plain talk chart breaks down how each one acts and what it needs.

What the Research Says About Latin American Hair Texture

Mexican hair gets flattened into one picture on screen: long, dark and straight. Real life never looked like that. A 2016 study in Nature Communications looked at 6,630 volunteers from Brazil, Colombia, Chile, Mexico and Peru and sorted their scalp hair as straight, wavy, curly or frizzy. The researchers found that hair shape in Latin America varies a lot from person to person, and they tied it to several genes, including a known one called EDAR and a newly identified one called PRSS53. Translation: there is no single "Mexican hair." Straight, wavy, curly and coily all show up, sometimes in the same family.

Our own survey of Hispanic and Latina customers told the same story. About one in five said their hair is wavy. That is a lot of women who were handed routines built for somebody else's texture.

We already wrote about the curly side of this in Mexican Women Have Curls Too, and about the words people use for textured hair in "Pelo Chino": The Subtle Racism Behind What Mexican and Latina Women Were Told About Curly Hair. Quick note on that phrase: in much of Mexico pelo chino means curly hair, but the meaning shifts by country, region and generation, so do not assume your tía in another state uses it the same way. Waves deserve their own conversation, so here it is.

Why Brushing Dry Waves Turns Them Into Esponjado

This is not us being dramatic. The American Academy of Dermatology tells people with textured hair to avoid brushing hair while it is dry "to prevent your hair from breaking and frizzing." Their advice is to wet the hair, add a leave in conditioner, and detangle with your fingers or a wide tooth comb, working in sections.

So the cepillo (brush) you have been dragging through dry hair every morning? It is doing two jobs you did not hire it for: splitting your waves apart and roughing up the strands. The fix is not a stronger brush or a hotter flat iron. It is changing when you detangle.

The Wavy Wash Day, Step by Step

You do not need twelve products. You need the right order and a light hand. Wavy hair gets weighed down fast, so think "less, and in the right place."

1. Cleanse the scalp, not the ends. Focus shampoo on your scalp and let the rinse run through the length. The AAD suggests a moisturizing shampoo for textured hair. Our Botanical Blend Hydrating Shampoo ($15.95) fits right here.

2. Condition all of it. The AAD says to condition all your hair, not just the ends. Detangle now, while conditioner is in, with fingers or a wide tooth comb. This is the only time a comb should really move through your waves.

3. Leave in, while soaking wet. Rinse, then add a small amount of leave in conditioner to hair that is still dripping. Wet hair spreads product evenly, so you use less. Try our Botanical Blend Hydrating Leave In Conditioner ($15.95), one or two pumps to start.

4. Scrunch, do not rake. Flip your head or tilt to the side, cup sections of hair in your palm, and squeeze up toward the scalp. You will literally feel the waves group together. Then squeeze out extra water with an old cotton t shirt instead of a rough towel.

5. Hands off while it dries. Air dry, or use a diffuser on low heat. Touching wet waves every five minutes is how you get fuzz back. Once it is fully dry, if it feels a little stiff, scrunch gently to soften it. That is your wave, laid out the way it grows.

6. Clarify now and then. Wavy hair shows buildup fast. If your waves suddenly look flat and limp, it is usually too much product, not "bad hair." A regular shampoo day with no heavy extras resets it.

Your Edges Are Wavy Too

Here is the part nobody talks about. The hair along your hairline usually has the same bend as the rest of your head. When you brush the whole head back into a tight slick ponytail to hide the "esponjado," the pressure lands right on those edges. Do that day after day and your hairline pays for it.

Give your waves a break from the tight bun. Try a low, loose clip, a soft braid, or wearing it down. When you do want your baby hairs smooth, you only need a tiny amount of product, worked in and laid flat, not stacked on. Our Strong Hold Edge Control ($17.95) comes with a free edge brush, and a rice size amount goes a long way on finer wavy edges. For more on using a light hand with less textured hair, read Edge Control for Straight Hair: Why Pelo Lacio Needs a Different Hand.

Day Two, Day Three and Bedtime

Sleep smart. The AAD suggests a loose ponytail on top of your head, sometimes called a pineapple, or a loose braid before bed to cut down on friction. A satin scarf or pillowcase helps too.

Refresh with water, not a brush. In the morning, mist the frizzy spots with water, add a drop of leave in to your palms, and scrunch. Waves that got squished overnight will usually bounce back.

Heat is a choice, not a rule. Want to wear it straight for a party or a quinceañera? Go for it, you are grown. Just know every hot pass takes a toll, so give your waves recovery days in between and always detangle wet, not dry.

FAQ

Is wavy hair common among Mexican women?

Yes. Research on 6,630 people across five Latin American countries, including Mexico, found wide variation in hair shape, with straight, wavy, curly and frizzy textures all represented. There is no single Mexican hair type.

Why does my wavy hair get so puffy after I brush it?

Brushing dry waves breaks up the natural clumps and roughs up the strands, which shows up as frizz. The American Academy of Dermatology recommends detangling wet hair with conditioner using your fingers or a wide tooth comb instead.

What does "esponjado" mean when people say it about hair?

It generally means puffy or fluffy, like a sponge. How it is used, and whether it sounds like a compliment or a complaint, varies by region and by family.

What products does wavy hair actually need?

Usually fewer than you think: a moisturizing shampoo, a conditioner, a light leave in and something with light hold like a mousse. Heavy creams and oils can flatten waves, so start small and add only if you need it.

Can a tight slick back hurt my edges if my hair is wavy?

Yes. Repeated pulling at the hairline can damage it no matter your texture. Rotate looser styles and use only a small amount of edge control when you want your baby hairs smooth.

Sources: Adhikari K, et al. "A genome-wide association scan in admixed Latin Americans identifies loci influencing facial and scalp hair features." Nature Communications, March 2016. American Academy of Dermatology, "6 curly hair care tips from dermatologists," last updated June 29, 2022. Grow Your Edges Back customer survey of Hispanic and Latina respondents, September 2026. Grow Your Edges Back is a Black owned, Made in Black America brand, and we are proud to make room for our Mexican and Latina homegirls.

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Con amor, CEOLorenze