TechNiche's Phase Change Cooling Vests maintain a comfortable 14 degrees C (58 degrees F) for up to 3 hours of critical heat stress relief. Size: M/L=100-175lbs L/XL=175-250lbs XXL=250-300lbs They are commonly used under high heat protective clothing, hazardous material suits, military body armor, and mascot costumes. TechKewl™ Phase Change Cooling Vests keep you cool when you need it most!

• Avoid Heat Stress
• Stay Safe
• Great for Working Outdoors
• Works in extreme conditions
• Regulate Body Temperature

TechKewl™ Phase Change Cooling Vests are specially designed for long lasting durability in harsh working conditions. Vests have a comfortable v-neck design with a zipper closure. Hook and loop girth and shoulder adjustments provide a customized fit.

• V-neck w/zipper closure; hook & loop girth adjustments
• 100% cotton (excluding inserts)
• Thermal Liner
• Includes front chest pocket
• Include 1 set of 4 (Four) Cool Pax™ 7065-V Phase Change Cooling Inserts

How Phase Change Cooling Works:

1) Freeze Cool Pax™ Ice Inserts (Included)

2 )Place in vest for hour of cooling

3) Frozen inserts provide extreme cooling effect Key Benefits of TechKewl™ Phase Change Cooling:

• Provide cooling comfort and heat stress protection in high temperature environments.
• Commonly used in extreme heat under work gear, costumes, and other apparel.
• Phase Change Material releases long-lasting, temperature-specific (58 degrees F, 14 degrees C), cooling relief.
• Non-toxic, non-flammable, durable, reusable, lighter than water, and does not produce condensation.

TechKewl™ Activation & Use:

• Simply place in a freezer until solid. Or submerge inserts in ice water for up to 45 minutes.
• Place inserts to garment pockets.
• Wear comfortably; repeat steps as needed (or use additional inserts for continuous relief).