Doc Johnson Novelties line Platinum Premium Silicone The Mini's Smooth. Perfectly petite the Smooth Mini Plug in is made for beginners. Made of Platinum Premium Silicone this plush plug is designed to provide a satisfying yet safe experience with a flexible base for comfortable use and wear. Perfectly petite, the Smooth Mini plug in is made for beginners! Made of Platinum Premium Silicone, this plush plug is designed to provide a satisfying, yet safe experience, with a flexible base for comfortable use and wear. Measuring 1 inch in diameter with a 3 inch usable length, featuring a silky matte finish, these cute little plugs are luxuriously-smooth and warm quickly to the touch. Phthalate-free, hypoallergenic. Made using phthalate free materials Silicone. Doc Johnson Novelties the great American Toy Company. Made in the USA.