forefront smith helmet 3 Mips - Multicolor and you can slide your sunglasses into the shell for secure storage on the front or back. Smith Optics Forefront 3 Mips

Wearing prescription glasses results in a migraine type headache after about 45 minutes due to the lack of any eyeglass channel in the side pads but the fit is tolerable otherwisebut not particularly good

The ventilation system is incredibly advanced, with multiple vents and channels designed to keep you cool even during intense riding sessions

What to avoid (learned the hard way) A few red flags that usually mean a backpack wont be great for carry-on flights: Super stiff structure that cant compress under a seat

However, these designs (especially the Hyperlite) do little to encourage ventilation, which can make things particularly swampy on hot days