Made from Australian Merino Wool, this cap offers a soft, lightweight feel with natural breathability and moisture-wicking properties to keep you cool, dry, and comfortable in any climate.
Merino Wool Baseball Cap
Rated 5.0 out of 5 stars
3 Reviews
Buy Now, Pay Later
Size & Care
Size
| Size | Circumference |
| One Size | 20.01 in / 51 cm - 23.6 in / 60 cm |
If you have any other sizing questions, please email us at hello@ondo.com.
Care
Manufacturing
Designed in New York, carefully developed and tested in South Korea,
and ethically manufactured in China.
and ethically manufactured in China.
Our ONDOs ship from our warehouse in Pittston, Pennsylvania.
Fabric
75% Australian Merino Wool, 19% Polyester, 6% Spandex
Made from certified Australian Merino Wool, our cap offers exceptional breathability, moisture control, and all-day comfort—perfect for any season. As the first Woolmark-certified cap in the U.S., we set a new standard in quality and performance. Designed with a patent-pending knot-style back, the feature provides a secure, customizable fit, ensuring both function and fashion. Whether you're on the go or just elevating your everyday look, our cap is the perfect blend of versatility, innovation, and timeless style.
New Favorite
"I’m a huge fan of Merino wool for socks and base layers, so I was excited to try this cap. It’s just as good as I hoped—super breathable, lightweight, and doesn’t hold onto odors like other hats. The unique back tie design is also a nice touch."
- Julia M., Verified Customer
Size & Care
Size
| Size | Circumference |
| One Size | 20.01 in / 51 cm - 23.6 in / 60 cm |
If you have any other sizing questions, please email us at hello@ondo.com.
Care
Manufacturing
Designed in New York, carefully developed and tested in South Korea,
and ethically manufactured in China.
and ethically manufactured in China.
Our ONDOs ship from our warehouse in Pittston, Pennsylvania.
Fabric
75% Australian Merino Wool, 19% Polyester, 6% Spandex
Choose options
Merino Wool Baseball Cap
Regular price
Sale price$85.00 USD
Rated 5.0 out of 5 stars
3 Reviews
Buy Now, Pay Later
THE DETAILS
COMFORTABLE MERINO WOOL
PATENT-PENDING KNOT-STYLE BACK
Designed with a unique, adjustable back tie, this cap provides a secure yet flexible fit without the bulk of traditional snapbacks or velcro straps.
PERFROMANCE-DRIVEN FOR EVERYDAY WEAR
Odor-resistant, moisture-regulating, and temperature-adaptive. Whether you're traveling, working out, or running errands, this cap is designed for any activity.
SUSTAINABLY SOURCED
Made from Woolmark-certified Merino Wool, this cap is crafted with a commitment to ethical sourcing and sustainability. Naturally biodegradable and renewable, Merino wool is an eco-conscious alternative to synthetic materials.
3 reviews
- Helen G.Rated 5 out of 5 stars6/6/25Nice Hat
Nice looking hat.
- ElRated 5 out of 5 stars5/9/25Look no further!
This is the best performance hat on the market! it feels great next to skin and you don't need to wash as much because of the Merino wool.
You pay for quality and this is worth every penny!
- Julia M.Rated 5 out of 5 stars4/23/25New Favorite
I’m a huge fan of Merino wool for socks and base layers, so I was excited to try this cap. It’s just as good as I hoped—super breathable, lightweight, and doesn’t hold onto odors like other hats. The unique back tie design is also a nice touch.