True to its name, the Maximus provides greater size for those who are looking for a fuller experience. Similar in shape to the MGX, it is more expanded overall with a pronounced bulbous head. For more anal and prostate stimulation, take it to the MAX !The Maximus Trident is for men who prefer the sensation of more size in the anal cavity during prostate stimulation. The Trident "W" arms provide a cradling effect for sensational movement.The Aneros Stimulator allows men to self-administer a prostate massage comfortably and discreetly. Simply through anal kegel exercises, the Aneros's design utilizes a self-pivoting mechanism that stimulates the prostate internally and external via the perineum. This is done completely hands free, allowing a user freedom to explore the sensations in any number of positions.