Techratingboard Products Reviewed Made with care
Hand-picked reviews
Supplements

4D Black Thickening, Lengthening, and Waterproof Fiber Mascara

Jul 20, 2026
Editor's Choice
4D Black Thickening, Lengthening, and Waterproof Fiber Mascara
9.2
out of 10
The 4D Black Mascara is designed for those seeking a dramatic lash transformation through increased volume and length. This waterproof formula provides a reliable, smudge-resistant finish suitable for all-day wear.

I recently spent a week testing the 4D Black Mascara to see if it could deliver on its bold promises of added volume and length. By incorporating fiber technology, this mascara aims to provide a professional-looking lift that holds throughout the day.

💡
Editor's Note: At just $19.90, this mascara offers a high-performance alternative to luxury brands that often cost significantly more.

Performance & Build Quality

The build quality is impressive, specifically regarding the wand design and the consistency of the fiber-infused formula. It feels sturdy and resistant to flaking, maintaining its integrity even when exposed to humidity or light moisture.

Build Quality
4.62
Ease of Use
4.62
Value for Money
4.62
Overall
4.62

Day-to-Day Experience

Applying the mascara is straightforward, though it does require a steady hand to layer the fibers effectively without clumping. Once set, the waterproof barrier is highly effective, holding the curl impressively well during long commutes and busy afternoons.

Who Should Buy This?

This is an excellent choice for anyone who needs a reliable, long-wearing mascara that can survive tears, humidity, and intense daily activity.

Final Thoughts

With an overall rating of 4.62 out of 5, the 4D Black Mascara proves to be a solid addition to any makeup routine. Considering the accessible price of $19.90, it provides a great balance of aesthetic impact and practical durability.

Highly Recommended
With a 4.62/5 rating from 20 verified buyers, this product delivers solid value at $19.90.
Check Price Now
Overall
9.2
with love, our verdict
9.2/10
★★★★★

4D Black Thickening, Lengthening, and Waterproof Fiber Mascara

The 4D Black Mascara is designed for those seeking a dramatic lash transformation through increased volume and length. This waterproof formula provides a reliable, smudge-resistant finish suitable for all-day wear.

Buy Now · $19.90 →