The Extreme Enlargement Pump is a 7.5' penis pump erection aid with advanced action hand pump. Simply insert the lubricated penis into the internal rubber sleeve and hand squeeze the hand pump to create a vacuum. The vacuum increases blood flow to the penis to aid erection and with regular use will also exercising the penile muscles to enlarge the penis for improved sexual performance. The rubber cock ring is used as an erection aid by wearing it at the base of the penis. FREE lube sample provided. Swift discreet delivery. FREEPOST UK returns service.