Butt plugs are commonly used for proper stimulation of the anal region. The anatomy of the butt plug is simple. It has a structure that is shaped like the male penis but in a much shorter length. The width might come in different sizes but the length is always shorter. Most butt plugs are made from silicone and are phthalate-free. It has a large suction foundation so that it stays in place. Here's one of the best toys you'll find in India.