| Does it perform well | ||||||||||||
Effective cooling time during average use |
in warm conditions under 40°C/104 °F |
in hot conditions above 40°C/104 °F |
in low-mid humid conditions |
in high humid condition |
underneath breathable garments |
Underneath hazmat/ airtight suits |
without airflow |
Suitable for high activity |
Requirement to activate |
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DRY® |
Up to 72 hours |
Low | Low | Tap Water |
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H2O® |
Up to 8 hours |
Low | Low | Tap Water |
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PVA® |
Up to 4 hours |
Low | Tap Water |
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QCK® |
Up to 1 hour |
Low | Tap Water |
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PAC® | 6.5°C |
Up to 2 hours |
Freezer |
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PAC® | 15°C |
Up to 2.5 hours |
Freezer/Fridge/Ice Water or in temp<10°C / 50°F |
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PAC® | 21°C |
Up to 3 hours |
Freezer/Fridge/Ice Water or in temp<19°C / 66°F |
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PAC® | 24°C |
Up to 3.5 hours |
Freezer/Fridge/Ice Water or in temp<21°C / 70°F |
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PAC® | 29°C |
Up to 4.5 hours |
Freezer/Fridge/Ice Water or in temp<26°C / 79°F |
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