Clone A Willy Medium Tone. The original penis casting kit! The 100% platinum cure silicone Clone-A-Willy penis casting kit is available in 8 colors! This fun, body safe kit lets you make an exact, silicone replica of your willy: it even vibrates! Be sure to check out the chocolate version. This casting kit lets you make an exact vibrating silicone replica of any penis, safely and easily in the comfort of your own home. Clone-A-Willy's penis casting kit uses medically tested molding gel that captures incredible lifelike detail, making it the most personalized cock casting kit on the planet. It is fun and easy to do! Each home made dildo kit comes with everything you need: body safe Medium Skin Tone Silicone. One bag of Algae based molding powder. Molding tube. Vibrating unit. All materials and packaging made right here in Portland, OR, USA Color Medium Tone. Vibrator requires 1 AA battery, not included. 16.