These sherlocks made by Grav Labs are simply epic. Decent sized, slow burning bowl that releases its smoke through a thin gap that acts as an ash catcher. Just watch the smoke swirl around the air chamber berfore it reaches the mouthpiece and you will know for sure this pipe was made by Grav Labs. This pipe garuantees a smooth, powerful hit. Colors may vary, if you have a particular color you wish to have, let us know. We'll try our best to please you.