The thoughtful design of the Peridiseallows for easy introduction, comfortable use, and a freedom of movement for an experience like no other. This thoughtful, patented design utilizes the body's natural peristaltic response to enhance sensations. The Peridisewill help bring about strong, intense orgasms. Great for beginners and advanced users

A - Head Width: 18 mm
C - Insertable Length: 3.5 in
B - Head Width: 22mm
D - Insertable Length: 3.6 in