OPTOCOOL

We envision a world where everyone can embrace the outdoors without compromising health, comfort, or style.

Play it Cool

View all products

Explore the highest sun protection hats from OC. Apply filters and discover your sun-cool style.

Innovative technology that reflects sunlight and cools passively

Tested and Rated UPF 50+ fabric

Highest sun protection in the world.

Blocks 99.95% of UVA and UVB rays.

Learn More

Smart hat and caps for outdoor sports

  • UPF 50+ excellent UV protection.

  • Up to 6°C cooler with passive daylight radiative cooling technology, the material keeps cool than the surroundings

  • Enhanced performance & focus with comfort

  • Durable for prolonged use ensuring long-lasting comfort during sports, hikes, workouts, or any outdoor activity.
Learn more

FAQ

How do we protect you from the sun?

Our materials are tested and rated UPF 50+ highest UV protection from UVA & UVB rays.

How do we prevent solar heating?

Our passive daylight radiative cooling technology rejects infrared rays causing solar heat, to keep you comfortable

How do we keep up to 6°C cool?

Our materials have high reflectance in the solar range and high emittance in the infrared window, the fabric radiates more heat than it absorbs, leading to a cooler temperature than the surroundings.