Give your tresses a bit of love with Cristalli Liquidi, a universal beauty fluid and the international symbol of Alfaparf Milano. This revitalizing serum is an instant hair make-over that provides endless gloss. The lightweight shine treatment smooths, beautifies, protects against humidity and harsh external agents that leave hair dull and brittle.

Hair will shine with new life. Alfaparf Milano Semi Di Lino Sublime Cristalli Liquidi, $30, www.shopalfaparfusa.com