Influencer recommendation
Several reviewers explicitly mention purchasing based on YouTube beauty content creators (e.g., Hannie) recommending the brush for concealer application.
Specific use case targeting
Consumers bought it after learning it was optimal for concealing nose redness, dark circles, and under-eye areas—a targeted problem-solution purchase driver.
Repurchase and loyalty
Multiple reviewers mention buying additional units or replacement heads, with one noting they own 8 Ognus brushes total, indicating strong repeat purchase behavior.
Brush replacement need
Some customers purchased after their existing brushes wore out or performed poorly, seeking a high-quality upgrade.