It's the Etude Re-creation Maker Shading Stick.
I bought and use the one designed for warm undertones. It's comfortable to use for shading, good enough for practice.
재창조 쉐딩스틱 으로 음영 넣어주기 잘 하셨네요
음영 넣기 좋아요 스틱타입이라 더 좋네요