Brand halo from beplain cleansing line
Many buyers already used and loved beplain's cleansing foam or oil cleanser and purchased the mask to complete the routine or because they trusted the brand.
Popularity/ranking in Korea
Several reviewers mention it is a well-known, highly ranked product in Korea, prompting first-time purchase to try a trending item.
Influencer and social media recommendation
Multiple reviews cite TikTok or SNS influencers recommending the mask for blackhead/pore concerns as the reason for buying.
Repeat purchase / loyalty
A large number of reviews are 2nd, 3rd, or multiple repurchases, indicating strong repeat-buy behavior once tried.
Sales and value bundling
Buyers frequently mention purchasing during sales (e.g., Black Friday) or because of the bonus travel-size sachets included in the set, improving perceived value.