Unforeseen Aer by Aesop is a Aromatic Fougere fragrance for women and men. This is a new fragrance. Unforeseen Aer was launched in 2026. Top notes are Petitgrain, Nutmeg and Lime; middle notes are Lavender Extract, Eucalyptus and Geranium; base notes are Cypress, Patchouli and Labdanum. Unforeseen Aer is a 2026 fragrance by Aesop described as fresh, aromatic, and mineral, and presented as an unconventional take on a fougere. It opens with lime heart, petitgrain, and nutmeg, develops through eucalyptus, geranium, and lavandin, and settles into patchouli heart, cypress, and labdanum resinoid. The brand also highlights a "Pure Air" accord built around geranium, lavandin, and rosemary, framing the composition around ideas of air, movement, and imperfection.