5. Evian Moisture Spray

Evian Moisture Spray

Evian Mineral Moisture Spray, $16.50 from Sephora

What better way to keep cool under the scorching desert sun than with a few refreshing blasts of fashion’s favorite water, Evian? This insider tip revives your senses (and your makeup) to keep you fresh throughout the weekend heat when you can’t make it over to the H&M tent. Go with the larger bottle and thank us later.