Collection: HASE Glass Pens

HASE Glass Works (HASE硝子工房) is located in Sakado City, Saitama Prefecture. It is a small studio with only one artist - Naohiro Hasegawa (長谷川尚宏). Each Borosilicate glass pen is handmade above a burner flame which is over 2000 degrees. Every pen is a one-of-a-kind work created without using a mold.