I have this one:
http://www.saferacer.com/hjc-motorsp...productid=2209
Works great.
Some track events and/or tracks rent or borrow helmets - consider doing that your first time if you can, you'll at least get to try a helmet for little to no cost.
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2024 BMW M3 Sedan Frozen Pure Grey II/Fjord Blue, 6MT
Past: 2021 Z4 M40i Frozen Grey II/Black Alcantara | 2017 F30 340i Mineral Gray/Coral Red, 6MT | 2011 E92 335i Le Mans Blue/Black, 6MT