I always bought the short ones but know I know better. Easy to cut and get twice the product for nearly half the cost.
The description isn't correct... The DO effect the damping. Always had trouble setting the forks up for sharp hits (rocks, logs and such) until I told Factory Connection that I was using Sealsavers now my forks rock over rocks!
If you ride in muddy conditions... Anywhere in the east. These will save those seals from that destructive silty mud.