KOALA TOOLS Graph Paper Notebook (3 Pack) 7.75" x 9.75", 60 pp. - Quad, Grid, Graphing Field Notebook Set - For Scientific and Math Use

QUADRILLE RULED GRAPH PAPER: Gridded design for engineers, scientists, students to draw or take notes in the field or in the lab. SOLID & DOTTED SQUARES: .5 inch solid square design, with internal .25 inch dotted squares. COMPACT DESIGN: 7.75 x 9.75 inch, 60 double-sided pages graph drawing book is easy to travel with. Saddle-stitched binding allows you to lay the notebook flat and draw on any surface. THIN LINES: Teal colored lines are non-reproducible. STURDY CONSTRUCTION: 80 gsm weight kraft paper stands up to high pressure drafting with pencils, pens, and colored pencils. Highly elastic with superior tear resistance.