This happened to a good friend of mine after she purchased it from a quilt shop!!!!! No coupon, full price, large Olfa mat. It molded to the shape of her trunk and she tried everything and couldn't get it flat.
Originally Posted by
ging10ging
Left mine in the car brand new from the store came out after work and it was so warped. I have left it flat under a bed and out in the sun nothing seems to work I think it just got to bad. I would try putting in the hot sun maybe it'll help. Good Luck. Sue