Gping sub zero in the next week or so for the first time, and just getting some sheet insulation is a big pain in the ar** as it is either wafer thin or just crap quality and I was in the go outdoors shop today and saw the camping roll mats were only £5 for about 7ft by 2ft rolls and I was wondering if this would suffice as mobo insulation as it would save me a small fortune if it is