Bullard Isotherm Class 2 Cool Vest Complete with outer vest and two packs

Advanced Cooling Performance

• Unparalleled cooling power for up to four hours
• Engineered to maintain a constant 55°F
• Delivers effective cooling even in 90°F ambient temperatures

Heat Stress Reduction

• Helps reduce heat stress and keeps the body within a comfortable temperature range
• Proven to stay within the human “comfort zone” longer than other cooling products

Innovative Technology

• Utilizes unique phase-change technology to maintain a consistent, pre-set cooling temperature
• Provides long-lasting performance without the rapid loss of effectiveness seen in ice or gel packs

Rechargeable and Efficient

• Cool packs are reusable and rechargeable thousands of times
• Fully recharges in just 20 minutes when submerged in ice water

Ergonomic and Practical Design

• Ergonomic design for ease of movement and practical use in the field
• Built for durability and everyday wear in demanding environments

Dry and Comfortable Wear

• No condensation, ensuring a dry and comfortable experience 

Simple Cooling Process

• Dunk It – Submerge in water for 1–2 minutes
• Don It – Put on for immediate cooling relief
• Done – Stay cool and comfortable for hours on the job

• ANSI/ISEA 107-2010 Class 2 standards