Either find a finely perforated wrap that lets the vapour escape (Perforated Decals | Motocal - Motor Racing Decals), or perforate or slit the wrap yourself. Many factory graphics on old dirt bikes were perforated for that reason. Time consuming with a needle, but maybe with one of these?

Tracing Wheel, 3pcs Craft Sewing Wheel Stitch Marker Cutting Tool for DIY Leather Paper Fabric : Amazon.ca: Home
Tracing Wheel, 3pcs Craft Sewing Wheel Stitch Marker Cutting Tool for DIY Leather Paper Fabric : Amazon.ca: Home
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