These are independent reviews of the products mentioned, but TIME receives a commission when purchases are made through affiliate links at no additional cost to the purchaser.

SPECIAL MENTION: Airnoggin is an inflatable and foldable helmet that works just as well as a regular helmet and meets safety standards. Its portability makes it easier to have a helmet with you whenever you need it, for example on a rideshare or rental bike.

Buy Now: Airnoggin

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