As one of the world's most popular models, Irina Shayk is no stranger to stripping off to sell products.But the bosses behind XTI footwear's latest campaign should maybe have thought twice about putting the 25-year-old in a selection of skimpy outfits in the shots, as the Russian model makes it difficult to concentrate on anything else.The brunette beauty, who is dating footballer Cristiano Ronaldo, is seen in various states of undress as she poses alongside a sexy male co-star in the shots.
