Our homemade dildo kit lets you make an exact, vibrating, silicone replica of any penis. Clone-A-Willy's casting kit captures incredible lifelike detail, making it the most personalized sex toy on the planet! All materials & packaging made in Portland, OR, USA. If your penis is 9” or larger, you will need to use an XL vibrator and may need extra silicone. If you want to make a non-vibrating dildo, you'll definitely need extra silicone.