This anal training kit is perfect for those looking to explore anal play either by themselves or with a partner. The 3 different sizes will ease you into things. The small silicone butt plug has an easy to hold ring and is insertable up to 1.75" and will warm to your body's temperature helping you to relax, making this the perfect first step. The medium plug is also silicone and insertable up to 3". The 3rd and largest of the set is glass. The unique shape allows you to gradually increase the size inserted - starting out tapered and gradually increasing to it's widest point. Made of glass, it can be cooled or heated for added sensation. It's insertable up to 4" and will leave you ready to enjoy your partner or toys designed for more advanced anal play.