The $8 Item Law Roach Uses to Prep Stars for the Met Gala — Plus 5 Other Must Haves

Roach depends on the La Roche-Posay Toleriane Double Repair Face Moisturizer ($24) when he's on the go. "I have been using this moisturizer so much recently. It really helps keep my skin hydrated when I am going from plane to plane," he explains. The cream is oil- and fragrance-free and recommended for all skin types. It contains ceramide and niacinamide and provides up to 48 hours of hydration according to the brand. Use it morning or night.