At four by six inches, they fit comfortably in one hand or your back pocket.
Each 4-pack contains four different covers filled with aviation diagrams and schematics of planes.
Each notebook has a different type of inside pages: (Lined, Graph, Dot Grid, and Blank), so pick the one that's right for today's field notes and you're ready for your next adventure.
The perfect gift for your lab partner. The perfect necessity for your work.