Find boys swimwear from Old Navy in an array of styles that are cool and comfy. Getting ready for fun in the sun is very easy with our selection of Old Navy boys swim trunks. With quick-drying bathing suits, rash guards and flip flops, you're sure to be ready for just about anything this summer. Whether you are hanging out poolside or enjoying some sand and surf, our boys swim shorts are versatile and durable summer essentials that are just what your need. Take style and comfort to new heights with Old Navy boys swimwear.