# Bladed Writing Utensils The Butterfly Knife Pen is a Street Legal Writing Utensil By Michael Hines | Published 2010-09-07 | Unique Source: Trend Hunter, https://www.trendhunter.com/trends/butterfly-knife-pen References: [walyou](http://www.walyou.com/blog/2010/09/04/butterfly-pen-proves-pen-is-mightier-than-knife/) & [thinkgeek](http://www.thinkgeek.com/geektoys/cubegoodies/b6e6/?cpg=cj&ref=&CJURL=) Now you can satisfy your burning desire to own a Butterfly knife without the fear of getting in trouble with the law, thanks to the Butterfly Knife Pen. This pen is designed just like a Butterfly knife to let you live out your wildest and "stabbiest" dreams. The Butterfly Knife Pen proves that anything you can do, I can do in ink. Check out the video to see the pen in action, or click on the links to pick up this badass pen today. ## Trend Insights (Trend Hunter) - Score: 3.4/10 - Popularity: 18% | Activity: 76% | Freshness: 8% - Audience gender: 70% men, 30% women - Primary generations: Millennial - Top markets: North America, Europe, Asia ## Categories [Trend Hunter](https://www.trendhunter.com/trends) > [Unique](https://www.trendhunter.com/unique) > [Inventions](https://www.trendhunter.com/inventions) ## Key Themes ### What's Driving This Trend - **Novelty Writing Utensils:** Opportunity for creating unique and eye-catching writing instruments that appeal to consumers' desire for unique and unconventional products. - **Street-legal Accessories:** Potential market for designing and manufacturing legal versions of popular street accessories like the Butterfly knife. - **Functional Design Mash-ups:** Opportunity to create innovative products by combining the design elements of two seemingly unrelated items, like a pen and a Butterfly knife. ### Who This Affects Most - **Stationery:** Growing demand for creative and unconventional writing instruments opens up opportunities in the stationery industry. - **Fashion Accessories:** Creating street-legal versions of popular accessories like the Butterfly knife can cater to the growing demand for unique and edgy fashion accessories. - **Design and Manufacturing:** The market for functional design mash-ups provides opportunities for designers and manufacturers to create innovative and distinctive products. ## Related on Trend Hunter - [Multi-Functional EDC Tool Pens](https://www.trendhunter.com/trends/edc-tool-pen.md) - [Miniature EDC Sword Designs](https://www.trendhunter.com/trends/micro-katana.md) - [Unique Writing Instruments](https://www.trendhunter.com/trends/graphite-paintbrush-writing-instrument.md) - [Micro-Sized Multitool Pens](https://www.trendhunter.com/trends/minipen.md) - [10-in-1 Multifunctional Pens](https://www.trendhunter.com/trends/multak.md) - [Performance-Driven Pen Designs](https://www.trendhunter.com/trends/p3n-pen.md) - [Pint-Sized EDC Pens](https://www.trendhunter.com/trends/wolf-fang-20.md) - [Miniature Automatic Knives](https://www.trendhunter.com/trends/a2-badger.md) - [Rustproof EDC Pocket Knives](https://www.trendhunter.com/trends/terrain-365-invictus-baliti.md)