The G-Jack has a dual-density material they call BioSkin that is a plush, squishy layer over the firm motor and silky silicone on the outside. There are six vibration and pulsating settings. G-Jack has magnetic recharging, a travel lock, and is waterproof. A two-hour charge gives you up to four hours of play. Bioskin behaves just like silicone. FunToysUK have a one-year warranty. Included storage pouch.

Insertable length: 5.5" (4 cm)

Diameter: 1.46" (3.7 cm)