They’re the kind of photos that even the most liberal of boyfriends might worry about. So let’s hope that Cristiano Ronaldo has a strong stomach.

Half-naked Russian Irina Shayk draped herself over handsome male model Arthur Sales in a photoshoot to advertise a new clothing collection.

In sizzling new promotional photos unveiled April 2, 2011, the toned, tan Shayk is topless in tiny shorts modeling a handbag for Spain’s Xti clothing line.