Don't get caught with a rip and no way to repair it. Have you ever had a little one inch rip and by the end of the day it has grown 3x's its' size? This inexpensive kit can keep a simple rip from growing into a major problem. Fix the repair when you need to with this easy to carry self contained kit that comes with its' own case. Great to keep in a vehicle, tackle box or even at work... You never know when you might need it.