La Roche-Posay Anthelios 60 Ultra Light Sunscreen Fluid: "When my heels hit the sand and a drink hits my hand, the last thing I'm thinking about is reapplying my sunscreen every two hours. That's why I pack the lightest, sheerest, easy-to-apply SPF ($30; laroche-posay.us) I can find. I can slather this fluid over my face with no mirror in 10.5 seconds."
Avene Cold Cream Lip Cream: "It's not the sexiest lip balm ($16; dermstore.com) on the planet, but I promise you: It will keep your kisser plump and hydrated for hours under the sun."
KindleFire: "It lets me flip-flop between "Gone Girl" and my latest Marilyn Monroe biography as fast as my mood changes ($229; amazon.com)."
Classic Ray-Ban Aviators: "They've been keepin' my face cute and crinkle-free since 1997 ($150; ray-ban.com)."
Chanel Inimitable Waterproof Mascara: "You've got to keep it sexy poolside. A sweep of waterproof mascara ($150; chanel.com) and a slick of lip gloss and suddenly I feel like a Bond Girl."Read MoreLess