Colored Skull Glass Bong “Bone Bank” – 4″Add some spooky style to your setup with the 4 Bone Bank skull glass bong. This compact head turner cools and filters each rip while doubling as a bold little display piece on any shelf or desk. Key Features & Specs: Height weight: approx. 4 tall and about 265 g for a dense, palm filling mini bong. Material: sturdy colored glass skull body with a matching funnel slide bowl. Mouthpiece: angled glass straw style tube helps keep splashback out of your