Timemore Crystal Eye Dripper- PlasticAt first glance you'd think this dripper was actually made of crystal, it's so clear, sparkly, and just beautiful to look at. Not only that but Timemore's innovative design will ensure your pour overs aren't over extracted. It's designed with a concave principle. The lower area of the dripper, instead of slowing down the brew actually speeds it up, allowing the water to flow smoothly and making the extraction uniform. There are 3 levels in the design: