Both doctors specialize in penis lengthening. After extensive research they came up with the first prototype of the extender device in 1994. Since that time the product has undergone many different clinical studies and has won the trust of thousands of Doctors worldwide. Clinics worldwide use our product as a safe alternative to penis surgery.
SizePro System is recommended by Physicians in 29 countries.
60 Public Hospitals & Private Clinics in Spain alone.
Ten’s of thousands of men have purchased the product on the advice of their doctors.
SizePro System was created by the medical community for men who wanted more than average size. “The average man can benefit greatly from using this device”. Says Dr. Mitch McMullen. “This product is addressing a need that men all over the world are experiencing”

After extensive research physicians came up with the first prototype of the extender device in 1994. Since that time the product has undergone many different clinical studies and has won the trust of thousands of Doctors worldwide. Clinics worldwide use our product as a safe alternative to penis surgery.
“As a registered Urologist, and in my years of work and research with men dealing with sexual related satisfaction issues, virility, sexual stamina and penis size rank highest among the complaints by men effecting their overall sexual satisfaction for both themselves and their sexual partners. Higher male virility, sexual stamina and increased penis size will peak your sexual performance, thus leading to not only significantly improved sexual performance, but also increased self-confidence. The unique traction system that SizePro System utilizes greatly increases your penis size and virtually eliminates sexual impotence. This allows you to please you partner sexually for longer periods of time with greater satisfaction for both of you.

Years of clinical psychological research and data show time and again that most women prefer a man who is sexually potent, confident, and possesses sexual stamina. SizePro System is clinically significant in helping men gain these advantages. Women prefer men with adequate sexual virility, stamina and potency as a result of their innate sexual drive to reproduce. Also, women psychologically perceive men with strong sexual virility, high sexual stamina and potency as better candidates for sexual satisfaction. Penis size is also a big issue to most women, whether they acknowledge it openly or not.”


It is not only that the SizePro System device (classified as a Type 1 Medical Device and CE Health Certification in Europe) is produced with the highest quality medical standards (UNE-EN ISO 9001:2000) but also hundreds of collaborating doctors and clinics worldwide prescribe and carry out treatments using the SizePro System traction device.

Quality, service and scientific background. Respected urologists have carried out scientific studies using the SizePro System device with patients for penile enlargement, curvatures correction treatments and post surgical treatments, to avoid scar retraction. In all those cases, SizePro System has proven essential to fulfill their objectives.

SizeProSystem is an extremely simple method which any man can use. The simplicity of the device has enabled us to offer this product directly to the public. This has resulted in more successful enlargement procedures than any other company!

All the above reasons explain why we different, and why the SizePro System will work for you.