The Standard Penis plugs are just the right size for most beginners. It is hollow to allow for things to come out naturally. Made from 316LVM Surgical Steel means no worry.
It is 2-1/4″ overall in length. It has 1-7/8″ of insertable length. It is equipped with a 9mm ball on the end which a ring attaches to so it can be easily removed.
With the ring on the end it will look like you are pierced too when you have it in, just in case you do not have a Prince Albert already. The largest diameter on the Shaft is 5/16″ and the smallest is 1/8″.