Parfum or simply Perfume – This is the the most concentrated form of fragrance and contains 20-30% pure perfume essence. Perfume can last up to 24 hours and therefore, is the most expensive form of fragrance. 2. Eau de Parfum – This type contains 15-20% pure perfume essence and may last up to 5-8 hours. This is the most common dilution available in the market. It is less expensive than Perfume. 3. Eau de Toilette or simply Toilette – This is a light spray with the perfume extract dissolved in alcohol. It contains 5-15% pure perfume essence and lasts for a few hours. It is less expensive than Eau de Parfum. 4. Eau de Cologne or simply Cologne for men – It contains 2-4% perfume oils that are mixed in alcohol and water. It is generally used by men and smells light, fresh and fruity. It lasts for a couple of hours and are cheaper than Parfum, or Toilette. 5. Eau Fraîche or simply Fraîche – It contains 1-3% pure perfume oil that are mixed with alcohol and water. This is the most diluted version that is a little more than scented water. You will hardly come across a Fraîche in the market.