Good quality cigarette holder with integrated, replaceable crystal filter. Un-screw this device to reveal the clever tube of crystals which filters the tobacco smoke. Change the filter as required. This holder comes with 10 spare filters, You can order additional spare filters at our store DELIGHTMARKET. Denicotea Filter Holders with their high filtration capacity will cut down the tar you inhale. Uses the standard Denicotea filter cartridges. Measures 8 cm (3") long by 1.1cm wide. This model is suitable for normal size cigarettes like the ones that come straight from a packet. Great for that sophisticated look. Helps to avoid getting unsightly stains on the fingers. Excellent product. Length of the holder is 100 mm and you can use 9mm filters with this holder