Cock Master Penis Extension with Solid End from Doc Johnson Novelties. Built in America since 1976! Classic Cock Master Penis Extension with Solid End. Need some extra length and girth? Doc Johnson's Cock Master is a durable and realistic penis extension that will give you the added size you have been craving. The hollow Dong slips on an erect or semi-erect penis to create an incredible vacuum effect that ensures you will not slip out. 10 inches long by 1.75 inches wide beige rubber penis extension with thick veined texture. Solid top end with sleeve to insert penis on the bottom. Made using phthalate free, non-toxic materials: Sil-A-Gel, PVC. All new Sil-A-Gel formula. Antibacterial, non-toxic formula. Latex free, Cadmium free. Odorless. Safe for Anal, Vaginal, G-Spot and Prostate massage. Features: PVC. 10.5 inches total length. Categories: Sex Toys for Couples, Men, Women, Dildos, Dongs, Realistic Large Penis, Penis Extensions, Dildos, Dongs Realistic, Penis Extension. Hollow. Phallic Shaped. Cock Master Penis Extension from Doc Johnson Novelties. Made in the USA. 2024.