LASTS ALL YEAR. GUARANTEED! Guarantee is valid for one year from purchase or delivery date, whichever is longer. Does not cover misuse. Scan, study and organize your notes with the Five Star Study App. Create instant flashcards and sync your notes to Google Drive to access them anywhere from any device. This 1 subject notebook has 100 double-sided, wide ruled sheets that fight ink bleed and are perforated for easy tear out. Sheets measure 8" x 10-1/2" when torn out. Tough pockets help prevent tears and hold 8" x 10-1/2" loose sheets. Durable plastic front cover is water-resistant to help protect your notes and our Spiral Lock wire helps prevent snags on clothes and backpacks. Made with SFI certified paper. Notebook is recyclable – just remove the reinforcement tape on the pocket and recycle the rest! 4 pack available in Amethyst Purple, Raspberry Pink, Gray and Tidewater Blue.