Stays on without straps or a harness. The base of the extension squeezes the base of your cock like a cockring, allowing a harder erection that lasts longer. Can also be used without an erection by placing the enhancer over the penis and squeezing out the excess air from the chamber. 7 inches in length on the outside, 2 inches wide, 6 inches deep inside, 1 inch wide hole without much give.
