Constructed from medical-grade borosilicate glass, the Higher Standards Premium Glass Filter Tips make smoking easier, cleaner, and more enjoyable. Sleek, durable, and ergonomic, they deliver filtered, clean-tasting smoke while acting as a protective barrier between your fingertips and the heat source. A pinch blocks particles from entering the mouth, keeping hits pure and smooth. This 6-pack of Higher Standards Premium Glass Filter Tips can be cleaned to crystal clear perfection with Higher Standards ISO Pure and Pipe Dreamz.