Small tool for gigantic masturbation fun! Thess transparent, reusable masturbators are with whirl coil and stimulation balls in side, the whirl coil causes the masturbator to twist during penetration and the ball on the top can stimulate the right point and give you a new sensation. The sleeve features an exciting stimulating texture inside which massages the penis intensely and dynamically during a hand job.You can use the fancy, skin-friendly masturbator over and over again. Very easy-to-use and pure pleasure! 15 pieces included, with different colors and styles, fits all penis sizes.