Do not wait any longer ! take advantage of this set of 4 boxes of 250 ocb hemp tubes with filters and don't be afraid to run out of tubes to smoke your cigarettes and your favorite tobacco!. . set of 4 x 250 hemp ocb tubes with filter: . quality eco - friendly paper. a tube with filter. to be filled with a tuber machine. very good value for money. . - dimensions of the tube: 8.5 x 0.8 cm