Chill-Its 6215 Premium FR Phase Change Cooling Vest with Packs, Modacrylic Cotton, Small/Medium, Khaki Packs maintain constant 64°F (18°C) for up to four hours. Packs recharge in a little as 10 minutes. Patented honeycomb ice pack design eliminates stiffness. Vest made with modacrylic cotton blend flame-resistant fabric. Adjustable hook and loop closures on both shoulders and waist. Extended vest surface area enhances cooling power. Reflective accents designed for more visibility on busy streets or jobsites. Two elastic pen loops on chest.Our Price Buys you: 1