Plotter Paper Guys’ 20 lb. Inkjet Prefold Paper with a 6.25″ fold is the optimal solution for seismic well log printing. Designed primarily for black and white printing with spot color, our 12″ X 300′ flat pack of 6.25 inch fold paper is the premier line of seismic well log media in the country. Plotter Paper Guys product number F20BIJ12V614P 20 lb. Inkjet Bond Prefold Paper (6.25″ Fold) – 9″ X 300′ Flat Pack; 2 Items per package includes 2 items per package.