STP Silicone Insert PUMP 3 interchangeable rubber o-rings are

3 interchangeable rubber o-rings are provided so changing dildo sizes is a snap

but it is also harness-compatible for partner play

To enhance comfort and sensation

without leaving greasy residue

STP Silicone Insert PUMP 3 interchangeable rubber o-rings areThe STP Silicone Insert allows you to use your device in even more exciting ways. Designed to be paired with the Sam STP by New York Toy Collective, this silicone insert is firm enough to slip inside your STP so it can be used for penetration. To use, apply lubricant to the insert, and insert slowly into the STP device. Clean both insert and STP with toy cleaner and warm water after every use. Please Note: New York Toy Collective products are not