Summer road riding in white kit, late June, sun baking the asphalt — this is when a cycling cap earns its keep. Giro's SPF30 Ultralight Cap is the brimmed version of the classic cotton cycling cap, rebuilt in 96% polyester and 4% X-Static fiber to handle heat and sweat better than the cotton original ever could. The peak still flips up café-style when you want it, still shades your eyes on the descents, but the fabric disappears under a helmet in a way cotton never quite manages.

The headline feature is sun protection. The cap provides a UPF30+ rating with breathability, and the Smart Seam helps alleviate pressure points from your helmet. If you're follically challenged, fair-skinned, or just tired of smearing sunscreen on your scalp and watching it run into your eyes at the first climb, this is the simpler answer. The white colorway makes it even better for hot weather — the fabric reflects heat rather than absorbing it, and the peak keeps the sun off your face without the weight of a traditional cap.

The construction is where it separates from a standard cotton cap. An X-Static Performance Jersey mesh top panel handles breathability and SPF30 sun protection, and power mesh side panels wick moisture and provide a secure fit. X-Static is a silver-fiber yarn, which means it also keeps odor in check over long hot weeks of daily rides — useful when you're the sort of rider who pulls the same cap out of the kit bag ride after ride.... Read More