GRAV® 3" Helix ChillumThe Helix Chillum is 3" long and made on 19mm tubing. Its compact Taster head is fused to a Venturi chamber mouthpiece, featuring three air intake holes that cool and spin smoke. A colored marble prevents the chillum from rolling between uses. No accessories or water are necessary for using this hand pipe. This piece features an etched decal. Carb: On the Right Filtration type: Helix Aeration Length height: 3" Use with: Flower