Want to shake things up? Anal vibrators and vibrating butt plugs can do just that. They are designed with anal stimulation in mind so prostate stimulation or female g-spot stimulation can be more easily achieved.
My First Anal Toy
Waterproof 3" Anal Vibrator in Purple
Dr. Joel Power Probe
Waterproof Silicone 4.5" Anal Vibrator in Black
My First Anal Explorer Kit
10-Function Anal Vibrator with 2 Attachments