Daryl Nicholls, 30, told Newsweek she was "pleasantly surprised" when the hat fit her newborn son, not realizing what that meant for his health.

Felton's Robin Agar-Celli ships every hat herself, paying out of her own pocket. But it's the thousands of worldwide volunteers who fuel her dream.

Bell County nonprofit 'Hook'd on Humanity' provides handmade scarves, blankets and hope to those in need during the winter months and year round.