Phase Change Cooling Hi-vis Traffic Safety Vest

• Keeps you at a comfortable 58°F for up to 3 hours
• Ideal for use under other protective equipment
• Effective even in high-humidity environments
• ANSI Class 2 high-visibility lime color
• USA made

Currently used by the U.S. Military, this vest has proven its effectiveness in preventing heat stress. Simply freeze the reusable phase change cooling inserts and place inserts in inner pouches of vest. Phase change material releases temperature-specific 58°F cooling relief to protect workers in high heat environments. Gel packs remain flexible when frozen so you can move without restriction. Four cooling inserts included with each vest. V-neck with front zipper closure, plus hook-and-loop underarm and shoulder adjustments. Durable, polyester vest is non-toxic and non-flammable. ANSI Class 2 high-visibility lime color. Weight of vest with four cooling inserts is 5 lbs. USA made. Specify size: M/L (100-175 lbs.), L/XL (175-250 lbs.) or 2XL (250+ lbs.) from the selection box above. See drop down for sizes currently available.