It is ideal for use with nebulized bronchodilators, steroids, and antibiotics. The vapor hose Nebulizer Mask provides ideal drug delivery by minimizing drug loss. The mean mass particle diameter (MMAD) is 2.83 µm, and more than 80% of particle diameters are smaller than 5 µm. It provides adequate drug delivery with many compressors and is ideally compatible with all compressors. Its maximum capacity is 10 ml. It has a ml scale indicating the filling amount. The set is standardized to fit masks or mouthpieces. The set is sold in three versions: with mask, with hose, and with mouthpiece. Separate models are available for children and adults.