1. The chewing gum composition, which contains one or more layers surrounding the core, at least one of one or more layers surrounding the core, is a chewing gum layer, and the core contains the first material in powder form, which has a first average particle size wherein the outermost layer of one or more layers comprises a coating containing a second material in powder form having a second average particle size. The composition of claim 1, wherein the second average particle size of the second material is smaller than the first average particle size of the first material. The composition of claim 2, wherein the first average particle size of the first material is about 100-1500 microns, and the second average particle size of the second material is about 30-300 microns. The composition of claim 2, wherein the first average particle size of the first material is about 300-900 microns, and the second average particle size of the second material is about 60-200 microns. The composition of claim 1, wherein the first average particle size of the first material is smaller than the second average particle size of the second material. The composition of claim 1, wherein the first average particle size of the first material is approximately equal to the second average particle size of the second material. A composition according to any one of claims 1 to 6, in which the first material and the second material contain at least some amount of the same material. The composition according to any one of claims 1 to 6, in which each of the first material and the second material contain material that gives a cooling and / or sweetening1. Композиция жевательной резинки, которая содержит один или несколько слоев, окружающих сердцевину, по меньшей мере один из одного или нескольких слоев, окружающих сердцевину, представляет собой слой жевательной резинки, причем сердцевина содержит первый материал в порошкообразной форме, который имеет первый средний размер частиц, при этом самый на
