Boss No. 6 Cologne By HUGO BOSS For Men1.6 oz Eau De Toilette Spray (Grey Box). Boss No. 6 Cologne by Hugo Boss, For the perfect men’s scent appropriate for everyday use and casual hang-outs, wear Boss No. 6 by fashion and fragrance brand Hugo Boss. Launched in 1999, this timeless cologne is an excellent option For Men off all ages and types. Its composition features green notes of fern combined with citrus fruits such as bergamot and pineapple. These ingredients harmonize with notes of soft lavender, geranium and juniper for a lively and refreshing yet relaxing fragrance.