Mismatch or not, vita has a colorful appearance and is a great help for a stronger pelvic floor! strong pelvic floor muscles can contribute to experiencing a more intense orgasm and also help combat involuntary urine loss after, for example, pregnancy. alternate training for about 20 minutes a day with the different weights. start with the single holder and the purple, yellow or turquoise ball: these weigh 40 grams each and are a perfect start. use a small amount of water-based lubricant for a comfortable feeling. over time, you can move on to the double holder and combine the pink and blue ball: these weigh 50 and 60 grams. Both holders are very flexible and stretchy so it's easy to change the different balls. there's a convenient cord at the bottom. this set is made of body-safe silicone material. you can easily clean this with lukewarm water and a mild antibacterial soap or a toy cleaner. Measurements: - the single holder has a total length of 10 cm. the drawstring is 5 cm long. - the double holder has a total length of 15 cm. the drawstring is 5 cm long. All the balls are 3 cm in diameter. Including the holder, the maximum diameter is 3.5 cm.