Start small and work your way up to medium and large with this quality anal training kit. It consists of 3 super smooth silicone butt plugs in different sizes, all with a flexible shaft that has small ridges to stimulate where you are most sensitive. Only use with water based lubricant. 

Small:

• Length: 4 in
• Insertable length: 3.5 in
• Diameter: 1.2 at its widest

Medium:

• Length: 5 in
• Insertable Length: 4.3 in
• Diameter: 1.6 at its widest

Large:

• Length: 6 in
• Insertable Length: 5.2 in
• Diameter: 2 in at its widest