Designed and executed as only Vessel can, Helix breaks from the pack to deliver performance and style in a never-before-seen form. The patent pending double helix design provides the perfect combination of filtering and cooling for an experience, unlike any other. Helix accessories: Drift Case, Carbon, & Grinder.- Precision-crafted in pure, non-toxic brass- The more Helix is used, residue builds creating a sticky filter for a debris-free experience- Intended use for dry herb/flower- Double helix design increases surface area and length by 2.5x, cooling airflow- Exterior dimensions: 90mm L x 13mm D- Bowl capacity: 0.2 - 0.3 grams- Weight: 1.9 oz- Limited lifetime warranty