The Off-Duty Cool of Breezy Waves and Baseball Caps: Gigi Hadid, Amanda Seyfried, and More InlineMay 30, 2015Save StorySave this storySave StorySave this storyExpandPhoto: Splash1/4Amanda SeyfriedExpandPhoto: Splash2/4Cara DelevingneExpandPhoto: Getty Images3/4Gigi Hadid, Kendall Jenner, and Bella HadidExpandPhoto: Splash4/4Rihanna