Cooper Delivered · Hair Lab · Hair Education
Understanding Your Hair Type: The Complete Guide to Better Hair Care
Understanding your hair type is one of the most important steps in building a hair care routine that actually works.
If your hair feels too oily, too dry, frizzy, flat, or just “not right”, it is often not the product — it is that the routine does not match your hair type.
As a hairdresser, I can tell you this: once you understand your hair properly, everything changes — your product choices, your technique, and your results.
Why understanding your hair type matters
Your hair type determines how your hair behaves, how it holds moisture, how it reacts to products, and how it should be styled.
Using the wrong products or techniques for your hair type can lead to common issues like frizz, dryness, oiliness, breakage, or flatness.
Once you understand your hair type, you can stop guessing and start building a routine that supports your hair instead of working against it.
The four main hair types
Hair is generally grouped into four main types: straight, wavy, curly, and coily. Each type has its own structure, strengths, and challenges.
Straight Hair
Straight hair has a smooth structure with no natural curl pattern. It reflects light easily, which often makes it appear shinier.
Because natural oils travel quickly down the strand, straight hair can become oily faster than other types and may appear flat if weighed down.
How to care for straight hair
- Wash more frequently if needed (every 1–3 days depending on oil levels)
- Use lightweight products that do not coat the hair
- Focus on volume at the roots when styling
- Avoid heavy conditioners on the scalp
Wavy Hair
Wavy hair sits between straight and curly, forming soft S-shaped patterns. It naturally has more volume but can be prone to frizz and uneven texture.
How to care for wavy hair
- Use hydrating products to reduce frizz
- Enhance waves with mousse or texture sprays
- Scrunch hair while damp to encourage shape
- Detangle gently with fingers or a wide comb
Curly Hair
Curly hair has a defined curl pattern and tends to be drier because natural oils do not travel as easily down the strand.
How to care for curly hair
- Use deep conditioning treatments regularly
- Apply leave-in products to maintain moisture
- Use techniques like scrunching or diffusing
- Sleep on satin or silk to reduce friction
Coily Hair
Coily hair has tight curls or coils and is highly textured. It is the most fragile hair type and requires consistent moisture and protection.
How to care for coily hair
- Focus on intense hydration and moisture retention
- Use protective styles to reduce breakage
- Detangle gently and patiently
- Avoid excessive manipulation
From a hairdresser’s perspective
One of the biggest mistakes I see is people treating their hair based on trends instead of their actual hair type.
What works for straight hair will not work for curly hair. What works for coily hair will not work for fine, oily hair.
When your routine matches your hair type, everything becomes easier — your hair responds better, styling takes less effort, and results last longer.
How to build a routine based on your hair type
Start simple:
- Identify your hair type honestly
- Choose products designed for that type
- Adjust washing frequency based on oil or dryness
- Refine your styling method
You can explore more techniques and routines in our Hair Lab.
The bottom line
Understanding your hair type is not about labels — it is about clarity.
Once you understand how your hair naturally behaves, you stop fighting it and start working with it.
That is where better hair begins.
Explore more hair education
Continue learning through the Hair Lab, explore ingredients in the Eco Beauty Glossary, or browse more insights in the Cooper Journal.