Swimsuit: TTS This has no padding, so I wore Cakes under it, and they stayed put! I was swimming and Dan was pulling me around the pool, and they didn’t budge! I have the circle ones on and they didn’t show under the bathing suit, they also come in triangles. I have both I wear the smallest size Cakes and they fit perfectly. Go by the size guide on the website! Beauty hack | bikini | nipple covers | cakes LTKSeasonal LTKTravel LTKSwim