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).

• Product Dimensions : 12 x 6 x 16 inches; 2 Pounds
• Department : mens
• Date First Available : May 14, 2010
• Manufacturer : TechKewl