The Big O is a vibrating waterproof silicone gel cock ring that is stretchy enough to encircle the base of the penis and the testicles. No pinching with this thick succulent ring! It has pleasure bumps on the motor's encasement to transfer the stimulating erotic vibrations to the clitoris for her enjoyment. Pleasure knobs on the ring gently transfer vibrating pleasure deep within the penis for both his and her pleasure.

Not only does the Big O effectively prolong the length and firmness of the male erection it, also features 9 Speeds of vibration and pulses in a random pattern.

The Big O offers 80 minutes of pleasure easily activated by the secure on/off switch. The batteries are easily replaced with common watch batteries.

Batteries included.