![The Best Swimsuit Fashion Trends for 2021: The Upside-Down Bikini and TikTok's Underwear-Top | InStyle The Best Swimsuit Fashion Trends for 2021: The Upside-Down Bikini and TikTok's Underwear-Top | InStyle](https://imagesvc.meredithcorp.io/v3/mm/image?url=https%3A%2F%2Fimagesvc.meredithcorp.io%2Fv3%2Fmm%2Fimage%3Furl%3Dhttps%253A%252F%252Fstatic.onecms.io%252Fwp-content%252Fuploads%252Fsites%252F14%252F2021%252F03%252F03%252F030321_upside_down_bikini_lead-2000.jpg&q=85)
The Best Swimsuit Fashion Trends for 2021: The Upside-Down Bikini and TikTok's Underwear-Top | InStyle
![Women are wearing their bikinis 'upside down' claiming it gives an 'instant boob job'… but not everyone agrees Women are wearing their bikinis 'upside down' claiming it gives an 'instant boob job'… but not everyone agrees](https://www.thesun.co.uk/wp-content/uploads/2018/06/SM-COMP-UPSIDEDOWN.jpg?strip=all&quality=100&w=750&h=500&crop=1)
Women are wearing their bikinis 'upside down' claiming it gives an 'instant boob job'… but not everyone agrees
![Woman put swimsuit back on UPSIDE DOWN while drunk - and sends Twitter into meltdown | Daily Mail Online Woman put swimsuit back on UPSIDE DOWN while drunk - and sends Twitter into meltdown | Daily Mail Online](https://i.dailymail.co.uk/1s/2019/07/01/16/15487044-7201233-Lyndsey_Brown_from_Girvan_South_Ayrshire_was_at_Ocean_Beach_club-a-20_1561994962710.jpg)
Woman put swimsuit back on UPSIDE DOWN while drunk - and sends Twitter into meltdown | Daily Mail Online
![After blundering student wears swimsuit the wrong way up, we see which cossies CAN be worn upside-down After blundering student wears swimsuit the wrong way up, we see which cossies CAN be worn upside-down](https://www.thesun.co.uk/wp-content/uploads/2019/07/ac-comp-flippin-great-06.jpg)
After blundering student wears swimsuit the wrong way up, we see which cossies CAN be worn upside-down
![The upside-down bikini: a frugal new approach to old swimwear – or the most impractical trend ever? | Swimming | The Guardian The upside-down bikini: a frugal new approach to old swimwear – or the most impractical trend ever? | Swimming | The Guardian](https://i.guim.co.uk/img/media/badd3ad0c2b9073ca6f18df7710cfa1e6738b0f1/0_374_5616_3370/master/5616.jpg?width=1200&height=1200&quality=85&auto=format&fit=crop&s=cdb8e4bdc703fc51a3325b11f592f135)
The upside-down bikini: a frugal new approach to old swimwear – or the most impractical trend ever? | Swimming | The Guardian
![Student who complained her swimsuit left her privates 'hanging out' was actually wearing it upside down Student who complained her swimsuit left her privates 'hanging out' was actually wearing it upside down](https://www.thesun.ie/wp-content/uploads/sites/3/2019/07/VP-COMP-SWIMSUIT-v2.jpg?strip=all&quality=100&w=1200&h=800&crop=1)
Student who complained her swimsuit left her privates 'hanging out' was actually wearing it upside down
![Brooklyn Girl on Twitter: "Why is Brittany wearing her bikini upside down? 🤣😅😅 #90DayFiance #90dayfiancetheotherway https://t.co/fjoNmA6MXH" / Twitter Brooklyn Girl on Twitter: "Why is Brittany wearing her bikini upside down? 🤣😅😅 #90DayFiance #90dayfiancetheotherway https://t.co/fjoNmA6MXH" / Twitter](https://pbs.twimg.com/media/ElOC1qXWkAEFznI.jpg)