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Guide for parents

Buying a second-hand kids helmet: what to check

A good second-hand helmet can be a great buy, but a helmet only protects once. Here's how to check one before your child wears it.

Replace a helmet after any crash

Bike, scooter and skate helmets are built to absorb one big hit. The foam crushes to protect the head and doesn't spring back, and the damage is often invisible from outside. If a helmet has been in a crash or dropped hard onto concrete, replace it. When you buy second-hand, ask the seller straight out: "Has it ever been in a crash or a big drop?"

Check the age

Look for the manufacture date sticker inside the shell. Foam and straps break down with sun, sweat and time. Makers commonly suggest replacing a helmet every three to five years even if it looks fine, so check that maker's own advice. An older helmet with no date sticker isn't worth the risk.

Look for the standards sticker

In New Zealand, bike helmets need to meet an approved standard. The one you'll see most often is AS/NZS 2063. Motocross, karting and horse riding helmets have their own standards, so check your club's rules too.

Five-minute check before you buy

CheckWhat to look for
ShellNo cracks, deep gouges or soft spots when you press it
Foam linerNo dents, cracks or crushed areas
Straps and buckleNot frayed, buckle clicks firmly
LabelsManufacture date and a standards sticker
FitSits level, two fingers above the eyebrows, and doesn't rock when your child shakes their head

Selling a helmet

Be upfront. Put the manufacture date, the standard and any knocks in your listing. Buyers trust honest listings, and safety gear with a clear history sells faster.

Find the next size on SizeUp. Kids bikes and helmets from Kiwi families, or list what they've outgrown for $5.