Mike,
I got a 1" slice on one of my back seat cushions. I totally planned on getting it professionally fixed but got some of this stuff to put on it in the meantime so the cut wounldn't get any bigger:
Power Poxy Tear Repair at
www.overtons.com It worked great! It's been over a year and still no one notices it unless I point it out to them. If you are even more anal than I am, it's still good to have around - believe me, you'll use it.