The CoolShirt SFI 3.3 rated Evolution FR shirt features double the tubing of their standard shirt for more cooling, and taking advantage of our race-tested tubing and sewing methods, the new SFI 3.3 Rated Evolution FR shirt is just as rugged and easy to use as the shirts that we started the driver-cooling industry with.
If you have ever wanted more cooling, the Evolution series is perfect for you.
Compatible with All CoolSuits and Cooling Suits
- Double the tubing of our standard shirts
- SFI 3.3 Certified Flame-Retardant Cooling Undershirt
- Versatile Midweight Layer
- Modacrylic / Rayon Blend
- Superior Moisture-Wicking
- Ag47 Anti-Microbial Protection
- Won’t Shrink, Pick or Fade
- Extra Length
- Clean Seams
- Machine Wash, Machine Dry
Maintenance Instructions HERE
Sizing Chart HERE