Ash Catchers keep your bong clean, while filtering and cooling the smoke An ash catcher is used for water pipe, and bong that prevents ash, resin and other burnt debris from dirtying the pipe. Handcrafted Borosilicate glass ash catcher Designed in Canada Size: 3in / 7cm Height: 3 Inches Brand: Maple Glass Display/Box: Single Material: Borosilicate Usage: Ash Catcher