Made of 100% virgin Low Density Polyethylene (LDPE) resin that meets FDA/USDA specificationsManufactured with a durable seal for optimal strengthCan function as a dust collector for industrial uses, and can be heat sealed, tied, stapled or taped shut45/RollMade of 100% virgin Low Density Polyethylene (LDPE) resin that meets FDA/USDA specificationsManufactured with a durable seal for optimal strengthCan function as a dust collector for industrial uses, and can be heat sealed, tied, stapled or taped shutStaples Clear Layflat or Dust Collector Bags on a Roll 4 mil, 38x72http://s7d5.scene7.com/is/image/Staples/s0506762_sc7?$std$http://s7d5.scene7.com/is/image/Staples/s0506762_sc7?$thb$http://s7d5.scene7.com/is/image/Staples/s0506762/Staples-Clear-Layflat-or-Dust-Collector-Bags-on-a-Roll-4-mil/product_940205Staples Clear Layflat or Dust Collector Bags on a Roll 4 mil, 38x720.00