One Piece Plunge Swimsuits

Take the plunge into our poolside perfection edit with PrettyLittleThing's freshest collection of plunge one-piece swimsuits. Our range marries on-point trends with dreamy comfort, offering everything from playfully patterned pieces perfect for that dreamy beach getaway, to chic, monochrome styles that sculpt your silhouette for those luxe pool parties. With lace-up, high leg, backless and embellished designs, it’s all about being sassy and stylish under the sun. So whether you fancy going bold with colour pop hues or keeping it effortless with timeless black, dive straight into our collection and make waves wherever you go. Step up that swimsuit game with a plunge one-piece swimsuit from PrettyLittleThing. It's time to make that tan pop and those Insta likes up!