Maximize your potential! This 5.5inL x .25inW x 8.5inH softbound handbook about penis enlarging with forward by Dr. Joel Kaplan has 65 pages and contains explicit color photos and a great Q and A section for easy reference. Read about techniques that will not only increase the size of your penis, but also provide sexual stimulation. With A Pumper’s Handbook you will learn to effectively use and enjoy your vacuum pump. Personal growth and confidence are just a few pumps away!