Loaded: 0%Progress: 0%0:00 Play Current Time0:00 / Duration Time0:37 Full SizeKylie Jenner flashes a suspiciously round butt in a thong bikini

Kylie Jenner shared new bikini images to her Insta Stories early on Thursday as she said ‘good morning’ to her 400M followers.

The cosmetics mogul was wearing a very skimpy string bikini that had a thong brief in the Turks And Caicos this week.

In one shot, she had sand all over her suspiciously round butt and slender arms as she writhed around on the white sand beach near the calming turquoise bay.

The looker was on vacation with her close pals as well as older supermodel sister Kendall Jenner.

‘She does seem to have a very round bottom,’ Los Angeles-based plastic surgeon Dr Kahn told DailyMail.com. ‘It could be natural or it could be gluteal implants, it’s too hard to tell. She doesn’t have any scars around her butt so it appears natural.’

Buttock implants, also known as gluteal implants or butt implants, are a surgical procedure used to enhance the size and shape of the buttocks using silicone implants.

These implants are surgically placed into each buttock, often with an incision along the natural crease, to create a fuller, more rounded appearance