- Personal Cooling
- Use Case
Phasecore For MS
Professional-grade personal cooling for individuals with MS and other health conditions
Individuals with Multiple Sclerosis (MS) and other health conditions can have exacerbated symptoms when temperatures get too warm. Prevent heat stress with PhaseCore Coling Vests to provide a long-lasting cooling effect without overcooling.
- How it's done
Stay active with PhaseCore for MS
As outdoor temperatures or the patient’s internal temperature rise, the symptoms of MS can become significantly worse. Manage heat sensitivity and stay comfortable with PhaseCore Cooling Vests designed for people with MS.
- Absorbs body heat and provides long-lasting cooling without the risk of overcooling.
- Being lightweight & comfortable, can be used for all-day wear, ensuring ease of movement during daily activities.
- Helps regulate core temperature for up to 4 hours, reducing heat-related stress.
The negative heat effects of Multiple Sclerosis and other disabilities no longer have to stop you from doing the things you love with PhaseCore for MS.

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Phasecore for MS Product Recommendations
Personal cooling solutions to help individuals with multiple sclerosis manage heat sensitivity and improve daily comfort.

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First Line Technology designs and manufactures disaster preparedness and emergency response equipment- taking ideas from the lab taking ideas from the lab to life-saving products.
- Designs and manufactures disaster preparedness
- Emergency response equipment
- Ideas from the lab to life-saving products
First Line Technology designs and manufactures disaster preparedness and emergency response.
PhaseCore Cooling Vests Highlights
Heat-activated PhaseCore Cooling Vests absorb body heat and provide a long-lasting cooling effect that will not over cool the body
Instant Activation
PhaseCore elements activate at 82.4°F (28°C) as soon as you wear the vest.
Easy Maintenance
Vests can be machine washed ensuring long-term usability.
No Refrigeration Needed
Can be stored and recharged without ice, water, or refrigeration
Long-Lasting Use
Durable cooling elements recharge over 1,000 times without requiring batteries.

From Lab to Life-Saving, First Line Technology designs disruptive technology and training to enable and protect those who protect us.


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- Fredericksburg, VA 22405
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