3 extremely long dilators that are designed like screws in different sizes and with different weights. Perfect for beginners and experts of urethral stretching. The stimulating grooves provide a pleasant stimulation of the urethra and the stopper prevents them from slipping in too far. Complete length: 15.5 cm each, insertion depth: 15 cm each, O 0.6 cm, 1 cm, 1.3. 7g, 15g, 23g. Silicone with a PU coating.