Raging Hard Ons Slimline: the ultimate look. Veined 4.5 inches dong with suction base. Designed specifically for anal action, this 4.5 inches cock incorporates realistic design with an exquisite texture that is aimed to maximize your backdoor pleasure. The toy is a bit thinner than traditional sex toys for a more comfortable insertion and retraction, and also has a suction cup at its base for perfect stability.