When selecting a hair system, many people first focus on size, base material, or color, yet often overlook a key factor that determines whether it truly looks like real hair.
In fact, choosing the wrong density can make a hair system look unnatural even more easily than choosing the wrong color. Age is one of the most important reference factors when determining the appropriate density.
This article will help you understand:
* What hair system density is
* Why age is closely correlated with density
* Which density is most suitable for different age groups
* Common misconceptions about density
What Is Density in Hair Systems?

Density refers to the number of hairs implanted per unit area of the base and is typically expressed as a percentage:
*80%–90%: Light density, slightly sparse appearance
*90%–100%: Medium-light density, natural everyday look
*120%–130%: Medium density, fuller and styled appearance
*150%: Medium-heavy density, dense and suitable for clients with naturally thick hair
* 180% (Heavy): Extremely thick density, ideal for stage use or special requirement
Why Does Age Determine Density Selection?
As people age, most experience:
* Gradual thinning of hair
* Slight recession of the hairline
* Finer individual hair strands
If someone in their 40s or 50s chooses a high density (130%–140%), it may result in:
* An unrealistic “reverse-aging” effect in hair volume
* An overly full hairline that looks obviously artificial
* A mismatch with the wearer’s overall appearance and personal style
Therefore, density is not about choosing the highest option, but about choosing the most age-appropriate one.
Recommended Hair System Density by Age Group
Ages 20–30: 120%–130%
This age group typically:
* Has abundant natural hair volume
* Features a well-defined hairline
* Prioritizes styling versatility and fullness
Ages 30–40: 90%–100% or 120%–130%
At this stage:
* Hair volume may begin to decrease slightly
* Greater emphasis is placed on achieving a natural, authentic look
(Choice depends on personal style, hairstyle, and desired appearance.)
Ages 40–50: 90%–100%
The key focus here is:
* Appearing realistic and age-appropriate
* Avoiding any sense of artificiality or visual imbalance
Ages 50 and Above: 80%–100%
At this age:
* Excessive density often looks extremely unnatural
* Authenticity and subtlety far outweigh the desire for volume
Common Density Selection Misconceptions
❌ Misconception 1: Thicker density makes you look younger
In reality, density that doesn’t match your age often looks more artificial.
❌ Misconception 2: If it looks good in photos, it will look good in real life
Studio lighting, professional styling, and photo editing can greatly exaggerate density.
❌ Misconception 3: Higher density is more cost-effective for first-time wearers
Beginners are more likely to reveal a "wig-like” appearance when density is too high.
Professional Advice: Density = Age + Hairstyle + Base
Density should never be chosen in isolation. It also depends on:
* Hairstyle (short vs. long)
* Base type (skin, lace, or hybrid)
* Hairline design
The safest approach:
Choose a density slightly lower than your initial expectation, then create fullness through proper cutting, layering, and styling.
Conclusion
A truly sophisticated and natural hair system doesn’t make people think“your hair looks thicker”—it makes them completely unaware that you’re wearing a hair system at all.
If you’re unsure which density best suits your age, hairstyle, and base material, feel free to contact us. We’re happy to provide precise, personalized recommendations tailored to your needs.
Choose the right density, and let natural realism be your advantage!