reclosable write-on panel poly bags 12" x 12" white block zip lock bags 2 mil are plastic zipper bags that feature a white block area for organizing, packaging, and storage items. The white block area on these 2 mil 12 x 12 plastic zip reclosable bags accepts rubber stamp, marker, grease pen, or ballpoint pen. 12 inch by 12 inch 2 mil white block zip locking bags are made from low density polyethylene and can be recycled. These 2 mil white block ClearZip plastic bags feature impressive clarity and make storage and organization simple for industrial, food service applications. White Block Clearzip Lock Top Bags bags are reclosable and resealable and meet FDA/USDA requirements for use in food packaging and storage applications. This Product is similar to S-13496