Essential accessory for Frottage pencil users
Consumers specifically purchased this sharpener because they own the Too Cool for School Frottage pencil and found standard sharpeners incompatible or damaging. Multiple reviews state it is impossible to use the pencil effectively without this dedicated sharpener.
Repurchase necessity due to loss or breakage
Several customers mention buying this product multiple times because they frequently lose the sharpener or it breaks down over time, driving consistent repeat purchases and demand for single-unit availability.
Convenience of standalone availability
Reviewers appreciated being able to purchase the sharpener separately, as it is often sold out in local stores or not always included with pencil purchases, making online availability particularly valuable.
Price competitiveness versus domestic markets
Multiple customers noted purchasing this item because it was more affordable online compared to domestic Korean and Japanese retail, with some buying backups due to favorable pricing.
Brand loyalty and compatibility assurance
Consumers bought this sharpener specifically to ensure compatibility with their Too Cool for School pencils, preferring the official accessory over generic alternatives that might cause damage.