Metal ejaculation stopper with silicone glans ring to block any upcumming load in your cock! Its total length is 110 mm and is a nice plug for beginners because it can be inserted up to 80 mm. The urethral sound has three segments, of which the first segment is the longest (33 mm length). All three segments have the same diameter (8 mm) and the notches between the segments have a diameter of 5 mm. The silicone glans rings have an outer-diameter of 35 and 40 mm, the material is 5 mm thick. It is made of 100% body-safe material (stainless steel) and is very easy to clean.