Summer is just around the corner—and with the new season comes warm-weather vacations, lazy weekends at the beach, and summer Fridays by a pool. For all of this delightful activity, you’ll no doubt be needing a gorgeous swimsuit. If you read Who What Wear regularly, you’ll see we’ve already been waxing lyrical on the swimwear trends set to dominate this summer as well as sharing a few of the more controversial swimwear styles out there right now (hello, nude swimsuits and high-leg string bikinis). But when it comes to buying your swimsuit—be it a chic one-piece or a beautiful bikini—which brands are all the cool girls wearing this season? From brands with a penchant for vintage-inspired styles to ready-to-wear brands foraying into swimwear, we’re rounding up the brands trending hard right now that are guaranteed to take over our Instagram come summer—if they haven’t already! Scroll below to shop some of our favorite swimwear from each brand.