Perfect Moment, the London-based active wear brand, has opened a summer pop-up at The Westside in Southampton. The brand hosted an intimate morning of paddle boarding and then early lunch at Dopo in Sag Harbor on Thursday, July 25. Attendees included Samantha Pariente, Alexandra Fritz, Kristin McMahon, Sari Sloane, Amy Mergler, Jemilah Afshar, Cristina Cuomo, Clarita Fodor, and Sari Gueron.