Eau de Prep, Eau de Toilette by Tommy Hilfiger, In 2011, Tommy Hilfiger launched its fragrance Eau de Prep. This perfume for women goes back to the roots of the brand preppy and is the accessory that gives as a long-term impression. If you want to leave a lasting impression at the tennis court or at a posh charity event, Eau de Prep gives a striking and brilliant finishing touch to your outfit.