The cost is so high every time though as I've got to buy another roll at almost $1000+GST while they process the claim. 4 rolls in 4 months all from different batches is too much, but 3M want $1450 for an IJ180/8518 kit, $1650 for an IJ480/8548 kit, and Oracal is about $2000 for a 3951GRA/290G...