From the publisher's website:
These Style chips depict characters from the Hollow Earth Expedition rulebook. Each set comes with 50 Style points worth of chips.
These casino-quality ceramic chips are 39 mm wide and have a consistent 10.5 gram weight. They feature a slight texture and a non-slip matte finish. Each one is printed with a permanent, full color graphic, and is UV safe and washable. They’ll stand up to even the most rigorous play!