The main concepts of ball point pen is instinctive way to use and simple in style. The pen is made of best quality materials in order to be used for a life time stationary, which is both practical and aesthetic for users.

use&care
Bronze materials will be oxidized with unique effects, with changes of users and environment. However, the oxidized bronze is harmless.
Clean it repeatedly with bronze oil and then the initial polish will be revived.

Compatible Refill Model: [Cross Type Y-BP05](https://www.toolstoliveby.com.tw/en/stationery/supplement/y-studio-black-gaoshi-ballpoint-pen-refill/)