Aneros MGX Trident Prostate Massager the new original. The MGX Trident is our new interpretation of the MGX Classic, the model that launched the entire prostate stimulator market. The MGX Trident is our most balanced model, and features a ribbed stem to enhance sensations in the anal canal. Design features angled head massages the prostate. New Trident arms for better movement. Contoured MAMA body for lateral and rotational movement. Perineum tab for external prostate stimulation. Kundalini tab for pleasurable sensations up the back. A new dimension. The Trident Series introduces Multi-Axial Motion Architecture, or MAMA, our revolutionary feature which allows the Trident to move laterally as well as move up/down and in/out. This extra dimension of movement adds an extra dimension of pleasure, making it easier for a man to reach the Super O. We think you will be blown away by it. Product specifications: MGX tip width 0.70 inch. MGX mid-ridge width 1.00 inch. MGX stem to perineum distance 1.60 inches. MGX insertable length 4.00 inches.