Bomer, 36, raises three sons with his publicist husband, Simon Halls. His elder son celebrates his birthday this weekend, reported People magazine.
"I love it. It's the most profound gift and the most daunting challenge at times. I just want to be hopefully somebody who helps shape these souls without changing how they came into the world," he said.
"To just give them the structure they need to thrive in the world but at the same time let their own personalities shine through. Some days that's easier than others," he added.
"I need a summer with the family. One of our twins has lost both of his front teeth. I was so happy yet so sad because it totally changes the way he looks. He's so cute right now because he's got this little empty space there. It's really fun.