Miska Salemann/New York Post Composite I wasn’t there myself, but as someone who is chronically online and writes about Gen Z trends, I do have a few takeaways from Coachella 2026. Two of the biggest being Justin Bieber and the tiny portable fan that his fashion brand collaborated with. Shark’s new mini three-in-one cooling system was spotted with plenty of festivalgoers and influencers this year — even Alix Earle threw it in her bag. Shark has positioned it as the ultimate festival-season essential, built to handle sweat, dust, crowds and the very real human desire to not overcomplicate staying cool. The ChillPill combines a high-speed bladeless fan, dry-touch mist, and a cryo-inspired cooling plate that the brand claims can lower skin temperature by up to 16 degrees. It can be worn, clipped on or set into tabletop mode, and offers up to 11 hours of battery life — so it lasts as long as you do.…