Biggest Loser winner Rachel Frederickson goes drastically from size 20 to an astounding size 0/2.

The season 15 winner lost a record-breaking 59.62 percent of her total body weight. From 260 pounds, the 24-year old former high school swimmer is now 105 pounds!

"I started as a [size] 20 and now I’m a 0/2. I was a 6 during makeover week. It's all about maintaining now!" she told Us.