Indulge in a new world of anal pleasure with the unique hollow design of this Power Plug. The unique hollow design translates the powerful vibrations into a unique texture for you to enjoy – twist and turn this Ass Thumper to spread the love throughout your whole backdoor! Constructed with a premium silicone formula that is velvety smooth, phthalate-free, latex-free, and body safe for a worry free backdoor buzz. This hollow vibrating plug is perfect for use on your own or with a partner to explore your backdoor! Measurements : Overall length 5.2 inches, insertable length 4 inches, diameter at widest point 1.8 inches Materials : Silicone, ABS Plastic Color : Black