Korea’s Viral DIY Trend: Decorating Keycap Keyrings, Pens, Mirrors & Combs with Charms
Korean charm decorating trends like Cap-kku, Bol-kku, Geo-kku, and Bit-kku are becoming popular among stationery lovers and DIY fans worldwide. What started as a small hobby shared on Instagram has quickly grown into a recognizable part of Korean youth culture.
Instead of decorating flat surfaces, people in Korea are customizing the handles of everyday items and collectible accessories using cute charms and small decorative parts. From keycap keyrings to pens, mirrors, and combs, simple objects are transformed into personal accessories that reflect individual style.
Social media played a huge role in spreading this trend. Videos showing people choosing parts, mixing colors, and building their own designs made the process itself fun and inspiring to watch.
Cap-kku (Keycap Keyring Decorating)
Cap-kku refers to decorating a keycap keyring a cute keychain made from a keyboard keycap paired with a key (often a keyboard switch or stem base). In Korea, people customize these keycap keyrings with charms and small decorative parts to match their bags, pouches, or overall aesthetic.
Because keycaps come in different colors, profiles, and designs, Cap-kku has a collectible feel. Many people build themed sets and swap charms to refresh the style anytime.
Popular Cap-kku ideas include:
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Matching the keycap color to your bag or pouch
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Adding mini charms for movement and sound
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Creating a themed set with Bol-kku / Geo-kku / Bit-kku
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Using translucent keycaps with glitter accents
Bol-kku (Pen Body Charm Decorating)
Bol-kku is the most popular form of charm decorating. It focuses on attaching cute charms and decorative parts along the body of a ballpoint pen.
Instead of using a plain pen, people create designs by mixing colors, collecting different charm pieces, and rearranging them whenever they want. The pen becomes more than a writing tool it turns into a personal item that reflects individual taste.
Geo-kku (Mirror Handle Charm Decorating)
Geo-kku focuses on decorating the handle of a handheld mirror. Instead of changing the mirror surface, people attach charms along the handle to create a soft, playful, and aesthetic design.
These mirrors often feel more like fashion accessories and are sometimes styled to match bags, desk setups, or other personal items.
Bit-kku (Comb Handle Charm Decorating)
Bit-kku applies the same decorating idea to the handle of a comb. The long shape makes it ideal for lining up multiple charms in a row, creating a balanced and visually pleasing design.
Some people even create matching sets by decorating a pen, mirror, and comb in the same theme. This adds a collectible feeling to everyday items.
Small Details, Big Personality
What makes this trend special is how small decorative charms can turn ordinary objects into something meaningful. A simple keycap keyring, pen, mirror, or comb becomes a reflection of personal taste and creativity.
People don’t just decorate one item they collect charms, mix and match parts, and redesign their items over time. The process itself becomes a fun and relaxing hobby.
Customize Your Own at Teehee — Coming Soon
At Teehee, we’re preparing a special in-store experience where customers will be able to decorate their own items using a wide variety of charms and decorative parts.
Our goal is to create a fun, hands-on space where you can choose parts, mix and match designs, and build something truly personal in person.
We’re currently getting everything ready so that you can enjoy the full customizing experience at our store. Please stay tuned and wait just a little longer — we can’t wait to share it with you soon.