Globe-Weis PFXR217MHD /Pendaflex Heavy-Duty Expanding File, Open Top, 12 Pockets, Monthly Index, Letter Size, Brown (R217MHD) Heavyweight cover Features one row of pre-printed monthly tabs and one row of blank tabs to customize Open-top for easy access to filing Expanding sides include Tyvek reinforced top edge Letter sized with 12 pockets Heavy-duty Accordion open top file with 80-pt. soil-resistant Letha Tone covers and rip-proof Tyvek reinforcement at top and bottom of the gusset. Built to last with extra-thick, 80-pt. soil-resistant Letha Tone covers and rip-proof Tyvek reinforcement at top and bottom of the gusset. Index has extra-large, 1/3 cut double top tabs.