CI is giving these away with orders over $99. Anyone seen these yet? Tried them? Sounds interesting - six razor blades make slits in the cap that open wider when you clamp down harder with your mouth, allowing you to control the draw.
Here's a video, too... [YOUTUBE]TwzQJ5q54xE[/YOUTUBE]

Here's a video, too... [YOUTUBE]TwzQJ5q54xE[/YOUTUBE]