Keep cool this summer on any outdoor jobs with the Chill-Its Unisex Premium FR Phase Change Cooling Vest. This cooling vest was made with a modacrylic cotton blend FR fabric for lasting flame resistance. Ideal for workers in pulp/paper, iron/steel, vulcanizing, foundries, etc. or for people running, biking, doing yard work, riding motorcycle and more. Each premium vest features reflective accents that are designed for more visibility on busy streets or job sites. Cooling vest made with modacrylic cotton blend FR fabric for lasting flame resistance Adjustable hook and loop closures on both shoulders and waist Extended vest surface area enhances cooling power Premium vest features reflective accents that are designed for more visibility on busy streets or job sites Two elastic pen loops on chest for added storage Fabric meets ASTM F1506 performance requirements (ATPV rating of 7.1 cal/cm2); Classified to NFPA 70E (CAT1) Vest packs maintain constant 64 degrees F temperature for up to 4 hours (sold separately) Cooling packs reactivate in as little as 10 minutes Honeycomb ice pack design eliminates stiffness Hand wash with mild water for the best results Ideal summer work vest for workers in pulp/paper, iron/steel, vulcanizing, foundries, etc. or for people running, biking, doing yard work, riding motorcycle and more The cooling vest comes in two sizes ranging from S/M (32 in. - 40 in. / 81 cm - 102 cm) to L/XL (40 in. - 52 in. / 102 cm - 132 cm) Chill-Its Unisex Premium FR Phase Change Cooling Vest, Vest Only