Dunwell Graph Paper Notebook 8.5 x 11 (Black) Plastic Cover, 100 Sheets, 1 Subject 4x4 Graph Ruled Notebook, Graph Paper Spiral Notebook, 1/4" Grid Graphing Notebook, Durable Poly Divider with Pockets Black 1 Pack

Graph Ruled Spiral Notebook: Black plastic cover resists moisture, Protects your valuable class notes, assignments, and homework.
100 Double-sided 8.5 x 11 Sheets. Graph paper with ¼” squares, 4 per inch. Perforated for clean edge tear-out. Detached page measures 8-1/2 x 11", 3-Hole punched to fit standard binders.
Convenient Inner Sleeve with Pockets: Double sided plastic sleeve. Use for storing notes, assignments, and homework. Fits 8.5x11 letter size paper.
Strong Wire Loop: 1-Subject Square Grid Notebook uses sturdy binding for easy page turning. High quality paper, cardboard back cover provides solid surface for smooth writing.
Many Uses: Checkered grid paper notebook is great for math, geometry, plotting graphs, engineering class, kids drawings, personal journal, and more.