The difference lies in the volume of perfume oil. While Eau de Toilette contains 5-9%, Eau de Parfum contains more, usually 8-14%. Eau de Parfums therefore last longer and smell more intense. Fresh. Invigorating. Casual. Polo Blue Eau de Toilette is an exhilarating blend of melon and washed suede for the champion who lives life to the fullest.