Five Star 6-Pocket Expanding File, 13 x 9.38 Inches – Link

Amazon has this marked down right now in the black and red colors to just $6.19.

• 6-pocket expanding file keeps kids organized; expands 4 inches
• Built Strong To Last Long. Durable plastic shell has two pen notches and reinforced gussets to help prevent edges from tearing
• For 8.5 x 11 inch sheets; 13 x 9.38 x 1.12 inches flat
• Elastic bungee provides secure closure
• All the tabs you need to stay organized