Hobonichi Colors Atelier Sky A5 Cousin CoverProduct Description This cover is part of the Hobonichi Colors series, a long standing classic recognized for its butterfly pen holder design and excellent usability. The design has been continuously refined based on user feedback, making it a reliable choice for daily planning. Atelier Sky is inspired by the clear blue sky glimpsed after being fully immersed in creative work. The refreshing shade of blue evokes a sense of openness and calm, offering