The Astra 2/Vicod 5G Mouthpiece Set includes both the updated Glass Mouthpiece and the Flat Mouthpiece with new silicon filters. The Flat Mouthpiece is shaped to give you discreet and optimal performance while fitting comfortable in your mouth. The Glass Mouthpiece is designed to deliver more flavorful draws, allowing you to watch as the vapor is pulled from the heating chamber. Both the Glass and Flat Mouthpiece allow for easy access to the both the Astra 2 and Vicod 5G’s heating chamber, making re-filling on-the-go quick and easy.