iScholar iQ+ 3-Subject Poly Cover SpineGuard Notebook, 9 x 11 Inches, College Ruled, 150 Sheets, Colors May Vary (54904) Thick poly front and back covers SpineGuard covering over double wire binding for added strength and durability Movable poly dividers with double pockets Customizable tabs allow you to personalize your poly dividers Movable Poly Ruler