Comfort Beginner Pump - TransparentESP: ENG: Clinical studies have proven that vacuum erection devices will give instantly harder erections, cause temporary flacid enlargement and can increase permanent penis augmentation. According to the American Urological Association, these devices may also be useful in cases where such PDE5 drugs as Viagra have failed to work! Doctors view the penis pump as a safe, effectual and cost effective treatment for erectile dysfunction and state that the