He stared at her skeptically for a moment. Generally allowing people to perform charms on him or his things when they had only recently learned said charm was a bad idea. Especially when she just mentioned going through a few of her own scarves. But she sounded confident, and she seemed to know what she was talking about. And he vaguely recalled her being good at charms, and it was just a scarf.
And he would, admittedly, do just about anything if it meant staying warmer. He wasn't joking when he said he hated the cold.
He nodded. "Alright then. Have at it. Just don't make me regret it." But he smiled, clearly just teasing her.