Pretty Love Vibrant Sini Vibrating Rabbit Cock & Ball Ring Remote Control The non porous borosilicate glass is The non porous borosilicate glass is compatible with all kinds of lubricant for a silky smooth glide and is also suitable for exploring temperature play—just use warm or cool water to imbue the dildo with the thrilling sensations of spine tingling chills or radiating warmth to experience them from within you Testicle opening + adjustable buckles on the harness straps for comfortable wear literally—aim the included magnetic cord at the battery contact points next to the power button to top up your vibrating cock ring's battery so it's ready for the next round of long lasting fun Magnetic USB rechargeable (cable included)