The 2023 Fox Mainframe Kids Helmet is an affordable MIPS trail helmet for young riders. Dont take chances with their most precious asset - their brain. The Kids Mainframe Helmet delivers the goods to young riders offering them the same proven safety features older riders get in their Mainframe helmet and all with the same easy trail style. Featuring extended coverage to protect more of their noggin the proven MIPS impact protection will keep their brain safe in the event of a crash by absorbing and redirecting energies and forces that could otherwise damage it. Featuring a lightweight fit system the Youth Mainframe Helmet will also keep young heads cool and well vented. Should the sweat stank build up you can easily whip out the moisture-wicking liner and run it through the wash to get them riding fresh again in no time. Great protection at a price that wont break the bank.
The 2023 Fox Mainframe Kids Helmet is an affordable MIPS trail helmet for young riders. Dont take chances with their most precious asset - their brain. The Kids Mainframe Helmet delivers the goods to young riders offering them the same proven safety features older riders get in their Mainframe helmet and all with the same easy trail style. Featuring extended coverage to protect more of their noggin the proven MIPS impact protection will keep their brain safe in the event of a crash by absorbing and redirecting energies and forces that could otherwise damage it. Featuring a lightweight fit system the Youth Mainframe Helmet will also keep young heads cool and well vented. Should the sweat stank build up you can easily whip out the moisture-wicking liner and run it through the wash to get them riding fresh again in no time. Great protection at a price that wont break the bank.
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The lowest price for Fox Racing Youth Mainframe Helmet - Fluorescent Yellow right now is $89.16 at btosports.com.
The all-time low was $53.20 on 18 Dec 2025 — today's price is 68% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 15 May 2026.
Fox Racing Youth Mainframe Helmet - Fluorescent Yellow
The 2023 Fox Mainframe Kids Helmet is an affordable MIPS trail helmet for young riders. Dont take chances with their most precious asset - their brain. The Kids Mainframe Helmet delivers the goods to young riders offering them the same proven safety features older riders get in their Mainframe helmet and all with the same easy trail style. Featuring extended coverage to protect more of their noggin the proven MIPS impact protection will keep their brain safe in the event of a crash by absorbing and redirecting energies and forces that could otherwise damage it. Featuring a lightweight fit system the Youth Mainframe Helmet will also keep young heads cool and well vented. Should the sweat stank build up you can easily whip out the moisture-wicking liner and run it through the wash to get them riding fresh again in no time. Great protection at a price that wont break the bank.
The 2023 Fox Mainframe Kids Helmet is an affordable MIPS trail helmet for young riders. Dont take chances with their most precious asset - their brain. The Kids Mainframe Helmet delivers the goods to young riders offering them the same proven safety features older riders get in their Mainframe helmet and all with the same easy trail style. Featuring extended coverage to protect more of their noggin the proven MIPS impact protection will keep their brain safe in the event of a crash by absorbing and redirecting energies and forces that could otherwise damage it. Featuring a lightweight fit system the Youth Mainframe Helmet will also keep young heads cool and well vented. Should the sweat stank build up you can easily whip out the moisture-wicking liner and run it through the wash to get them riding fresh again in no time. Great protection at a price that wont break the bank.
Last updated at 15/05/2026 08:45:27
Fox Racing - Mainframe Helmet (MTB) (Youth) - Yellow OS
Delivery $13.37
| Age Range (Description) | Teen |
| Special Feature | Lightweight |
| Outer Material | Polycarbonate (PC) |
| Vehicle Service Type | Mountain Bike |
| Recommended Uses For Product | Cycling |
Fox Racing - Mainframe Helmet (MTB) (Youth) - Yellow OS
Delivery $13.37
| Age Range (Description) | Teen |
| Special Feature | Lightweight |
| Outer Material | Polycarbonate (PC) |
| Vehicle Service Type | Mountain Bike |
| Recommended Uses For Product | Cycling |
