Influencer and YouTuber recommendations
Multiple reviewers explicitly say they bought the brush after seeing Korean YouTubers or beauty influencers recommend it for hairline or nose contouring, driving discovery purchases.
Fillimilli brand trust and repurchase
Many buyers describe already owning other Fillimilli brushes and note they 'blindly' repurchase because previous items were high quality, indicating strong brand loyalty and a growing collector base.
Affordable price relative to quality
Reviewers repeatedly highlight excellent value ('가성비'), comparing the brush favorably to pricier Western and Korean brush brands like MAC and Jung Saem Mool.
Solves specific contouring pain points
Buyers cite frustration with generic round brushes, sponges, or puffs for hairline/nose work, and purchase this shape-specific brush because it precisely targets narrow areas like the nose bridge and hairline.
Completing the 3-brush set
Several reviews mention buying the nose, chin, and hairline brushes together as a set or purchasing additional ones after trying one type, suggesting cross-sell potential across the line.