The Insider.com

The Kardashian sisters are turning up the heat in a new ad campaign for their Sears clothing line and we've got exclusive video from their steamy photo shoot!

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The video features Kim, Khloe and Kourtney posing in a variety of clothing for their Kardashian Kollection, available exclusively at Sears and Sears.com. Our exclusive footage also shows Khloe and Kourtney relaxing in between takes while wearing nothing but towels! 

The clothing line includes a brand new denim collection containing separate jean styles bearing the names of the three famous sisters in multiple colors.

Watch the video to get a sneak peek of the new styles and the sisters' sexy new ad campaign!