- PREPARE TO BE COOL: Booster packs work with standard set to extend cooling by 45 minutes.
- Booster packs fit Glacier Tek sports, concealable, original and classic cooling vests.
- Recharges in freezer. Booster packs weigh 7 ounces each and measure 9.25" by 5.25" by 0.5."
- Made from 100% phase change materials.
- Can be sanitized and reused indefinitely.
- PREPARE TO BE COOL: Booster packs work with standard set to extend cooling by 45 minutes.
- Booster packs fit Glacier Tek sports, concealable, original and classic cooling vests.
- Recharges in freezer. Booster packs weigh 7 ounces each and measure 9.25" by 5.25" by 0.5."
- Made from 100% phase change materials.
- Can be sanitized and reused indefinitely.