Vape Pen Cartridges 1.1G By Astro Quads - Multiple Flavors Available Astro Quads vape pen cartridges are designed with premium standard materials such as steel and pyrex glass to prevent the vape pen cartridge from breaking. The hurdle-less and easy design of Astro Quads cartridges enables effortless and serene smoking which is made unique by these distillate cartridges.