Explorer Ultra Blue by Montblanc is a Citrus Aromatic fragrance for men launched in 2021, crafted by Jordi Fernández, Olivier Pescheux, and Antoine Maisondieu. Its composition features top notes of Sicilian bergamot, exotic fruits, and pink pepper, middle notes of sea notes and ambergris, and base notes of woodsy notes, Indonesian patchouli leaf, and leather.