It is flexible and silicone, measuring 5 cm in length insertable and 8mm around at the widest point.
You should use water-based lubricant thoroughly, either in the dilator, either in your opening, urethral before you enter.
You should do it slowly to avoid any injuries.
You'll have ejaculations as well different.
The first time you can take some time to enter, but after you will being easier.