Clone A Willy. Designed by a Doctor, it is a complete kit that perfectly copies a mans own penis in super realistic silicone. Each kit comes with easy to follow instructions and includes everything necessary to produce an exact copy of any penis! Your finished dildo is made from a proprietary skin like substance that is silicone, but a completely safe, non porous material that is hypoallergenic and non-toxic. It is currently being used throughout Hollywood to create incredibly lifelike masks and special effects. Personal lubricants water based or silicone based lubricants. All standard kits include a 5 inches vibrator that uses 1 AA battery, not included.