The GRAV® Hourglass Banger Set combines innovative design with essential accessories for a superior dabbing experience. The set includes a 20mm quartz marble and two 6mm quartz pearls that ensure even heat distribution. The hourglass silhouette and directional air intakes create a controlled whirling effect, maximizing surface area and heat retention for optimal vapor release. Specs: 10mm 90 Degree Male Joint Fully Fused Welds Thick Gathered Flat Base Hourglass Silhouette Laser Cut Directional Air Intakes Extended Joints to Keep Heat Off Your Glass Includes: 20mm Quartz Marble and 2 x 6mm Quartz Pearls