really friendly exes! As the summer begins to wane, Irina Shayk and Bradley Cooper seemingly decided to go on vacation and catch some rays together.Shayk, 37, took to her Instagram story on Saturday to share some snapshots from her beach outing, in which she can be seen posing topless next to some rocks.The Russian supermodel carefully covers up her bare chest with her arm in the photos, while also rocking some dark bikini bottoms and what appears to be a sweater wrapped around her waist. She paired the sultry look with a pair of sneakers and white athletic socks.In one photo, Shayk gazes out into the distance, enjoying the cloudless sky and idyllic scenery.