Last updated: March 2026
What Is Lash Cluster?
Lash clusters are small groups of 2–6 individual lash fibers attached to a thin band, applied underneath the natural lash line for a DIY lash extension effect.
Lash clusters (also called DIY lash extensions or segment lashes) sit under the natural lash line rather than on top of it like traditional strip lashes. They're applied with a special bond-and-seal system that allows them to last 3–7 days with proper care. Brands like Lashify, Lilac St., and Kiss Falscara popularized the format, and drugstore options have made the technique accessible to everyone. The result is more natural-looking than strip lashes and more customizable—you can add volume to the outer corners for a cat-eye effect or fill the entire lash line for full drama.
Tips
- Apply clusters from the outer corner inward, starting with the longest lengths.
- Use a mirror angled below your face so you can see where to place each segment.
- Seal with a coat of bond-and-seal over the top to lock clusters in place for days.
See it in action
Tutorials that use or demonstrate this technique: