Taking your erection health seriously will prove to benefit you for years to come.  With the right equipment and consistent work, you will enjoy long-lasting, thick, and firm erections.  With the Endurance Pro 9-Inch Penis Pump + Air Gauge, you are setting yourself up for maximum results thanks to the professional quality, science-backed vacuum device. Built to the highest quality standards and designed specifically to improve your erection strength, the Endurance Pro pump has gone through years of design and testing to ensure maximum results. The flanged design allows you to use the pump without the need for additional sleeves thanks to the flared base that helps keep an air-tight vacuum seal for maximum effectiveness.