Ultralight Runner: Engineered for Performance, Designed for Everyday
Built for speed, endurance, and all-day comfort, the Coolibar Ultralight Runner is the ultimate high-performance hat designed for athletes and outdoor enthusiasts alike. Crafted from 100% recycled polyester, this ultralight cap delivers eco-friendly innovation without
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L/XL is too small
Great material and construction. But the L/XL hat is too small. My head is 7 5/8 sized. I can get the hat on my head, but it’s so tight that it’ll give me a headache.
M
Michael · June 27, 2026
Past order
Hi The clothes are excellent, but the return service is poor, so I won't be able to order from your website again.