Beautifully crafted and expertly made, First Glass allows you to indulge your sexual desires with the smoothness and elegance of borosilicate glass.Every piece of these original, vibrating sculptures has exceptional thermal qualities, allowing you to experiment with either hot or cold temperature play. Their seamless, non-porous surface, make the First Glass line easy to clean and sanitize. Enjoy with water, silicone and /or oil lubricants.Material: High grade borosilicate glass.Features: Hypoallergenic,Phthalate free.10 various vibrating speeds/functions.Size: 7 Length/3 Girth ( Insertable length 6.5 )Comes with charging cord.