Master Series Trilogy Orgasm BallsTrilogy balls have the perfect weight for strengthening the pelvic floor muscles. Thanks to the nylon string, they are easy to pull out and their smooth surface promises easy insertion. They are made of non porous ABS material and a plastic insert, making them suitable for long term wear. Three golden hairs of Grandpa Veveda, Three nuts for Cinderella, Three kings, three wishes from a goldfish Three balls for training and stimulation at the same time!