5 sachets of 100 david ross regular filters to roll your cigarettes by hand or machine. use david ross filters to make your own cigarettes. their grippy outer texture facilitates rolling. the bag of 100 david ross filters is resealable for convenience. the diameter of the filter will allow you to roll standard size (regular) cigarettes. . mark . david ross. colors . white . matter . cellulose acetate. specificities . david ross regular filters x 5 sachets: . . a resealable bag of 100 filters. a grippy outer texture. a diameter of 8 mm for normal cigarettes. . dimensions. filter: diameter x length (mm) 8 x 15 mm .