Drop-dead sexy Aussie shows why lifting weights is the way to go to get that smoking hot bikini body Instagram Screenshot

Karina Irby is a bikini designer/model from Australia and, over the past four years, she’s documented the transition from an all-cardio exercise routine to one consisting of weight training. Her new workout regimen has definitely paid dividends, adding a whole lot of oomph to her butt.

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While the results might differ from person to person, her choice to pick up the weights was one that we should all fully support. It might not work for everyone, but it 100% works for her. Just see for yourself.

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