Ouch Inflatable Silicone Twist Black Probe. The Inflatable Silicone Twist will give you the sexual pleasure that you have always dreamed of! Thanks to the soft silicone and ergonomic shape, it is easy to insert. By squeezing the inflatable ball, you will experience intense pleasure which will push you beyond your limits. With the push of a button, you can immediately decrease the pressure. Specifications insertable length 5.51 inches, probe width not inflated 1.57 inches. Product width inflated advised 1.97 inches. Material Silicone. Latex free. Phthalate free.