"Thank you." Maria appreciated compliments on her technology. "They work with my hair." She signed. She didn't always wear the ponytail. She leaned in as well, and reached out, very gently moving her hand through his hair with a pensive look as if she were truly studying it. She moved her hat away and sat back with a playful grin. "Yours is very thick."
Besides, there were other ways to warn him if someone else was behind him. "And you might not need it. I don't think my other senses are stronger, but I use them more. And I don't even have spidey senses." Maria signed, wondering if he would get the reference. She couldn't help a bit of curiosity about how much pop culture he'd learned since being on the station.