Dyson's Pure Cool air purifier is ideal for desks with its sleek and minimalist design. Its HEPA filter helps capture pollutants in the air as small as 0.3 microns, purifying the air and keeps allergies at bay. With a dense layer of tris-coated graphite crystals, the purifier works to reduce the harmful odors and gases. With its bladeless technology, the Dyson purifier is safe cleaner. With a special night-time mode, it works at the quietest setting to ensure you get a good night's sleep. Gender: unisex.