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Replaceable marker / Easy to take notes

Replaceable marker

If you using this ruler when encounter a book can not settle, crossed it will make you feel hard. To solve this problem, I designed this Replaceable marker. Can select the head of the marker line according your needs, Install up by yourself, and this Replaceable marker is use ink. You can add ink on yourself when the ink is gone.

University

Shanghai Institute Of Visual Art

Shanghai Institute Of Visual Art
Shanghai, China

Design

Shanghai Institute Of Visual Art

Shanghai Institute Of Visual Art
Shanghai, China

JieyingLi/XujiaDong/ChunyingZeng/Junruan