I have tried the soaking thing, etc and it helps but 'good as new' NOT!! It helps but I use my old one(s) for cutting fleece and batting. Olfa seems to be the best!
Originally Posted by
nativetexan
I have an Olfa mat that is 15+ years old and another one about 8 years or so old. you can clean your old mat up with water and scrub with a nylon scrubbie. lay flat to dry. should come out good as new. i've never done that to mine but that was what a man at a quilt show was telling customers.