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Table 2 Mass (kg) and initial purchase costs of each insulation system tested compared to the Ready-Heat II™ system

From: Measurements of rates of cooling of a manikin insulated with different mountain rescue casualty bags

Insulation system

Mass (kg)

Cost (£)

Vacuum mattress and Pertex© blanket

8.5

662.00

Wiggy bag

4.5

250.00

ME Casualty bag

4.0

400.00

Blizzard bag

0.39

33.00

Plastic orange survival bag

0.27

2.99

Twelve-panel Ready-Heat II™ system

0.75

20.00