If you have never tried anal play, these Deluxe Vibro Balls are just what you need to explore the amazing world of anal stimulation. The Deluxe Vibro Balls have a diameter of 1.25 inches and feature a sturdy retrieval cord for safe and easy handling. The sleek weighted balls are self pleasuring and continue to vibrate with each movement of your body. Even the slightest tremble will activate exquisitely silent vibrations that never require batteries!