Onyx Cool PCM Safety Vest, Black

The onyx cool safety pro vest protects against heat stress and provides cooling relief to regulate core body temp. The plant-based cooling phase change material (pcm) pods are sealed into an anatomically-designed vest. Two panels, one size, with adjustable straps.convenient: no need to remove, refrigerate and re-insert pcm packets. Vest panels re-cool in 20 minutes (without refrigeration) in room or vehicle temperatures below 80 f. Also reactivates in cooler of ice. Long lasting: cooling lasts 2-3 hours in temps below 80f and 45-60 minutes in extreme heat. Ideal for use in complying with osha worker protection and heat stress regulations.