Most experts and parents agree that kids should wear a helmet every time they ride a bike. So it’s worth finding one that your child genuinely enjoys wearing. Luckily, helmet technology is constantly evolving, and children’s bike helmets are more comfortable, safe, and stylish than ever.Some helmets feature rotational impact protection technology, such as the Mips system. But all helmets sold in the US must meet the universal safety standard established by the Consumer Product Safety Commission (CPSC), with different specifications for toddler helmets (ages 1 to 4) and kids helmets (age 5 and up).We tested 13 helmets of varying sizes on kids age 2 to 7. We’ve concluded that the Giro Tremor Child Helmet is the best helmet for most kids, and the Giro Scamp II Helmet is the best helmet for most toddlers.No matter what helmet you buy, ensuring a proper fit is critical. We offer tips on getting a perfect fit, below.