Bruce shakes his hair out of his eyes and stretches his spine, settling, sighing at the feeling-- so intense in this position. He looks down at Clark and his expression is almost a smirk. Yes, they're lucky for quite a lot. He's not going to tip off.

Probably.

It's slower this time; Bruce draws it out, teasing reactions, daring Clark silently to move his hands and grab him instead of letting Bruce dictate every moment.