Patagonia Micro Swell Rashguard Dark, crew-neck, and with 50+ UPF protection, the Patagonia Micro Swell Rashguard ($99) is a tried-and-true choice for anyone looking for Summer skin protection. It's made of a polyester blend that's guaranteed not to rub or irritate no matter how long you're in the water. Image Source: shop.nordstrom.com Patagonia Micro Swell Rashguard $99 from shop.nordstrom.com Buy Now