Shirtless Kellan Lutz: Op Summer 2013 Images!

Kellan Lutz shows off his shirtless abs alongside a bikini-clad Katrina Bowden in these brand new images for the Op Summer 2013 campaign.

The 28-year-old actor and 24-year-old actress posed for pics beach side as well as on an ice cream truck!

“He’s such a handsome guy but also very cool and down to earth and nice” Katrina said of shooting the campaign with Kellan.

“I love the summer, I love kite surfing at the beach, so I’ll definitely be wearing Op.” Kellan added.

30+ images inside from Kellan Lutz and Katrina Bowden‘s campaign…