The 7.5 glass adapter can be used with Extreme Q balloons and mesh screens. It is made from a sturdy and durable material to ensure you get a clean vapor every time. The Mini Whip has a short tubing made to fit with your unit and enhances the essence of your choice. It also includes the screen to filter the vape coming out for a smoother and milder vaping experience. As a spare elbow and mouthpiece, you can use this longer whip as a replacement when cleaning parts and pieces. The Mini Whip Arizer Extreme Q Glass Elbow comes with the screens included.