Original Rolls Smart Filter Tips Filters (6 mm Slim, 60 rolls): Filters specially developed with an integrated cooling system for a pleasant smoke from herbal mixtures. Special cell filter: exclusively avoid the inhalation of pollutants such as tar, particles and condensations to relieve lungs. An ideal gift. Innovative Cooling system: to regulate the temperature of the smoke. Hot smoke, cough and spider scratches, as well as dirty active carbon filters are a thing of the past.