Irina Shayk may have been trying to stay under the radar while strolling around Paris, but we definitely took note of her street-chic ensemble, complete with a gray leather Balenciaga shopper ($1,221) and killer Carrera shades ($129). The model worked a cropped leather jacket, red leather pants, and celeb-favorite Isabel Marant sneakers, then layered on a cozy gray sweater and black fringed scarf for extra warmth. Channel this on-trend off-duty model style by pairing a black leather jacket and red leather pants with trendy sneakers, an oversize scarf, and a gray leather tote while running errands around town.
Try to peel your eyes off Katy's bangin' bod, in this 
