LASTS ALL YEAR. GUARANTEED! Guarantee is valid for one year from purchase date. Does not cover misuse. Fights ink bleed. 1 subject notebook has 100 double-sided, wide ruled sheets. 2-pocket divider holds 10 1/2" x 8" sheets. Tough pockets help prevent tears. Water resistant covers. Neat Sheet perforated sheets make it easy to tear out assignments. Spiral Lock wire binding prevents coil snags on your clothes or in your backpack. Made with SFI certified paper. Recyclable - remove reinforcement tape on pocket and recycle the rest. Sheets measure 10 1/2" x 8" when torn out. Overall notebook size of 10 1/2" x 9-1/8". Available in Black.