Croptop bikinis have been around for a while. Women Crop Top Bikini Aava Swim are ideal for summer, especially if you want to show off your upper body. A crop-top bikini is a bikini with a crop top that covers the chest and stomach. Croptop bikinis are a new trend in female fashion. The top style can be tube, halter, or spaghetti strap. It was popularised by celebrities such as Kylie Jenner, who wore it on her Instagram account in 2016. The crop top bikini was designed for women who wanted to wear a sleeveless swimsuit but didn't want to expose their arms.