Eridan grumbles right back at her, though he tries to make it sound a little bit thankful when he realizes she's pushing his glasses back at him. He slips them over his nose, lenses still dripping wet, and squints through the waterclogged vision after her.

"uh." Thanks, is what he's supposed ot add, but this is still Eridan, he can't anage basic human niceties. He clears his throat and a small wave bumps into the pair of them with the ebbing tide.