Colours Dual Density 8in BlueColours Dual Density 8 inch Silicone Dildo with Balls Blue. Just like real, but better. The Colours Dual Density Silicone Dildo is two layers of dreamy pleasures, firm on the inside, soft on the outside. Reasonably sized Dildo is slightly curved and heavily veined providing immense pleasure, soft to the touch yet stiff enough to stand up. This larger of the Colours Dual Density Silicone Dildo has a phallic shaped head with a pronounced coronal ridge