Material for inclusion in a smoking article

A method of preparing a sheet of smokeable material for inclusion in a smoking article wherein the method comprises preparing, casting and drying a solution or slurry comprising a filler and acacia gum, wherein the amount of acacia gum in the solution or slurry is at least 39.5% by weight of the solid content of the solution or slurry, wherein the solution or slurry prior to casting does not comprise solid or particulate matter of a size greater than 50 μm, where the amount of tobacco in the solution or slurry is no more than 25% by weight of the solid content of the solution or slurry.

A smokeable sheet material configured to reduce the level of one or more of the constituents of mainstream smoke generated upon use of a smoking article, wherein the sheet material comprises a filler, and greater than 39.5% acacia gum by weight, wherein the sheet material does not comprise substantially solid or particulate matter of a size greater than 50 μm, wherein the sheet material comprises no more than 25% tobacco by weight.