Cloud Penz Atlas 2.0 All Glass Mouthpiece (except for Skull) Rabid heat-up Contents: 1 x Cloud Atlas 2.0 4 x Cloud Heating Elements About: The Cloud Atlas 2.0 measures 3/4" L x 3/8" from the outer diameter. It features an all glass mouthpiece available in various shapes including bubble, curve and skull (plastic tip mouthpiece). The inner components are made out of stainless steel and ceramic nichrome parts, making it optimal for use with concentrated essential oils. Utilizing a rapid heat source, the Cloud Atlas 2.0 is able to vaporize your concentrated essential oils in less than 5 seconds. The custom glass dome allows you to see your vapors form. As they swirl around the dome, further diffusion is attained for cooler vapor clouds.