The JENA Geisha balls provide intense pleasure and strengthen pelvic floor muscles, making them a fun form of exercise. They are discreet and can be worn while going about daily activities, helping to train and tone the vaginal muscles. It is important to gradually increase wear time, starting with a few minutes and working up to 30 minutes. The balls are interchangeable and come in different weights for customization. Made of body-safe materials, they are easy to clean and waterproof for convenience.