Sleek, smooth and nonporous, this black glass plug has a perfectly round head that tapers to a slim stem, finishing with a flared safety base. The finger ring design enables precise navigation. - Height: 12.8 cm, Depth: 3.6 cm, Width: 3.6 cm - Insertable length: 7.6 cm, Insertable diameter: 3.3 cm - Made from borosilicate glass & aluminium alloy - Immerse in warm or cool water for temperature play - Waterproof & submersible