Helena Christensen sure knows how to hawk a product. The supermodel bares all in a campaign for Reebok’s new EasyTone trainers, which promise to tone your legs and backside while you walk.

While most gawkers won’t be focused on her feet, the 41-year-old stunner does her best to promote the brand by striking an au natural pose against a ladder on a steel wall.

“With my busy schedule it’s a perfect way to do something without spending hours in the gym,” Christensen said. “I’m impatient, when I try something I like to see results immediately. I could feel these working right away which is why I’ve stuck with them.” Continue reading Helena Christensen poses in the buff for Reebok!