LASTS ALL YEAR. GUARANTEED!* 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, college ruled sheets that fight ink bleed and are perforated for easy tear out. Sheets measure 8 1/2" x 11" when torn out." Tough pockets help prevent tears and hold 8 1/2" x 11" 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."