The patented Inuteq-PAC 100% biobased PCM CoolOver, manufactured in the Netherlands, offers a constant 21ºC / 70ºF cooling and heat stress protection for professionals who need expert cooling underneath protective clothing in (extreme) heat situations. This PCM CoolOver is often used under military combat gear, hazardous materials suits, mascot costumes and other professional apparel. This 21ºC / 70ºF PCM CoolOver provides long lasting cooling comfort and protection against heat stress for up to 3 hours, even during strenuous activities in high-temperature environments. Our unique biobased PCM CoolOver is an one-size-fits-most PCM cooling vest. This fabric-free CoolOver can easily be cleaned or sterilized which makes it also suitable for use in medical environments. The only USDA 100% biobased certificated and Reach registered PCM vest available on the market! (Re)activation is fast and easy; simply put the PCM CoolOver in ice water, freezer or fridge, or just store it at a 3ºC/ 37ºF lower temperature until the CoolOver becomes fully solid. Example: this 21ºC / 70ºF CoolOver can be activated in a room temperature of Cleaning: simply clean with cleaning cloth with water or disinfectant. Activate The Coolover Enjoy Constant Cooling Stay Cool & Safe Features: 100% biobased Phase Change Material (PCM). Inuteq Foil. Comes with 2 adjustable buckles. Maximum chest circumference: 120 cm / 47 inch. Weight: 1.3 kg / 2.65 lbs Markets: Work, Motorcycling, Military, Healthcare Technology: PAC Sizing One size fits most. Inuteq CoolOver PCM Cooling Vest - Yellow 21C (70F)