The fast-lighting charcoal from Swift-Lite is the finest charcoal tablet available. The charcoal tablets are made out of extremely fine charcoal and pressed to make a clean, non-crumbly, non-exploding tablet. Choose below from either a roll or save on a box of rolls. Single rolls come with ten - 33 mm tablets. The fast-lighting charcoal from Swift-Lite is the finest charcoal tablet available. Simply light a tablet with a lighter or match and the tablet will develop a long-lasting, intense and regular heat. They glow and remain hot consistently for around 1 hour and have no impact on smell of the incense. Great for for burning loose incense, herbs and powders. The tablets must be contained in a heat proof container or burned on a medium such as sand. Ten 33 mm tablets per roll.