INCLUDES: (1) Set (4 Phase Change Cooling Inserts)FEATURES: Safe,Effective and Comfortable Having Additional Cool Pax available for TechKewl Vests assures continuouis cooling and Heat Stress Avoidance Durable Polyurethane Construction Includes 4 Phase Change Cooling Inserts Maintains Comfortable 58' Cooling Temp for up to 3 HoursTechKewl Phase Change Cool Pax are Safe and Effective cooling Packs for any Techniche TechCool Cooling Vest. Durable High Strength Polyurethane contruction allows for durability in even the most active jobs.

INCLUDES: (1) Set (4 Phase Change Cooling Inserts)FEATURES: Safe,Effective and Comfortable Having Additional Cool Pax available for TechKewl Vests assures continuouis cooling and Heat Stress Avoidance Durable Polyurethane Construction Includes 4 Phase Change Cooling Inserts Maintains Comfortable 58' Cooling Temp for up to 3 HoursTechKewl Phase Change Cool Pax are Safe and Effective cooling Packs for any Techniche TechCool Cooling Vest. Durable High Strength Polyurethane contruction allows for durability in even the most active jobs.