Made of 100% virgin Low Density Polyethylene (LDPE) resin that meets FDA/USDA specificationsManufactured with a durable seal for optimal strengthCan be heat sealed, tied, stapled or taped shut250/RollMade of 100% virgin Low Density Polyethylene (LDPE) resin that meets FDA/USDA specificationsManufactured with a durable seal for optimal strengthCan be heat sealed, tied, stapled or taped shutStaples Clear Layflat Bags on a Roll 4 mil, 18x24http://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-Bags-on-a-Roll-4-mil-18x24/product_939259Staples Clear Layflat Bags on a Roll 4 mil, 18x240.00