This Slim model is only suitable for slim-line cigarettes or roll-your-owns.
They are ideal for the roll-your-own smoker as the entrance to the holder is tapered.
This means, however thin your cigarette, it's going to fit in the holder with a tight fit.
The set comprises of one holder with filter and 6 spare Friend filters, which can be thrown away when used.
Tapered holder to fit filters right down to 5mm (Like Boomerang Brand Super Slim).