Duraflame Roasting Logs 6-Pack 5LB Firelog Bundles Stackable, wood-like fire designed specifically for campfire roasting One 4-log bundle burns up to 2 hours when burned as instructed (starting with 2 pieces); Controllable Made with 100-Percent renewable resources including real wood charcoal and a blend of natural waxes, and renewable, recycled biomass fiber Easy-light ignition system lights logs quickly Produces 60-Percent less emissions than an equivalent duration wood fire in a firepit Stackable, wood-like fire designed specifically for campfire roasting One 4-log bundle burns up to 2 hours when burned as instructed (starting with 2 pieces); Controllable Made with 100% renewable resources including real wood charcoal and a blend of natural waxes, and renewable, recycled biomass fiber Easy-light ignition system lights logs quickly Produces 60% less emissions than an equivalent duration wood fire in a firepit