Walmart offers the Razor V-17 Kids' Multi-Sport Helmet
in Pink for $10.26
. (For Prime members only, Amazon
charges a few cents more with free shipping.) Opt for in-store pickup
to dodge the $4.97 shipping charge. That's the lowest shipped price we could find in any color by $15, excluding the mention below. It features 17 air vents, side release buckles, and extra padding for a comfortable fit.
Of note, it's also available in Lucid Red
for $10.98 with free store pickup. (Amazon
charges the same, but only for Prime members.)