Turn any toy into a double duty performer with this unique vibrator enhancer. Latex and phthalate free this pure silicone ring fits over any vibrator to offer extra clitoral stimulation or a safety stopper for anal play. The ring itself provides external stimulation and the flared base keeps any toy from slipping too far. Get the most from your toys with this must have accessory. Hole diameter is 30mm e or approximately 1.18 inches stretchable. Five year warranty.