Trek Circuit Wavecel Road Bike Helmet
- WaveCel advanced helmet technology
- The BOA® Fit System lets you easily secure and adjust your fit with one hand
- The Blendr magnetic mount system easily integrates a GoPro camera and Bontrager lights
- Made of 50% post-consumer recycled polystyrene
- FlatStrap semi-fixed strap dividers lay flush and move fore and aft for a perfect fit
- Soft, comfortable, moisture-wicking and washable helmet pads
- Reflective elements on the back of the helmet offer enhanced visibility
- The Crash Replacement Guarantee provides free replacement if your helmet is impacted in the first year of ownership
| Size | S | M | L |
| Circumference | 51-57 cm | 54-60 cm | 58-63 cm |
| Fit system | BOA | BOA | BOA |
| Pad material | Moisture wicking pads | Moisture wicking pads | Moisture wicking pads |
| Buckle type | Standard buckle | Standard buckle | Standard buckle |
| Includes | Crash Replacement Guarantee | Crash Replacement Guarantee | Crash Replacement Guarantee |
| Weight | 310g | 335g | 375g |
Occasionally, without notice, manufacturers change product design and/or specifications.
Trek Helmet Sizing
Measure the circumference of your head using a cloth tape measure or a piece of string and a ruler. Be sure to measure horizontally across your brow and over your ears. Use the chart below to find the proper helmet size based on your measurement.
Trek Helmet Size Chart
| Size | Toddler | Child | Youth/XS | Small | S/M | Medium | M/L | Large | X-Large |
|---|---|---|---|---|---|---|---|---|---|
| Centimeters | 46–50 | 48–52 | 50–55 | 51–57 | 51–58 | 54–60 | 55–61 | 58–63 | 60–66 |
| Inches | 18.1–19.7 | 18.9–20.5 | 19.7–21.7 | 20.1–22.4 | 20.1–22.8 | 21.3–23.6 | 21.7–24.0 | 22.8–24.8 | 23.6–26.0 |
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Trek Circuit Wavecel Road Bike Helmet
Cycle to Work is a salary sacrifice scheme, where you can save up to 42% off a new Bike and Safety equipment. This means the cost is deducted from your salary as a non-cash benefit, so you save on tax and national insurance.
Here at Tredz, we accept Cycle to Work vouchers from all national schemes. For more information click here.
We understand that the Cycle to Work process can be a little slower than we would all like - so to help you pick the perfect ride, we're now offering FREE Cycle to Work Reservations (T&C's apply). Simply speak to a member of our Online Bike Experts Team via Live Chat to discuss your reservation. Find out more here.
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At Tredz, we offer a fast high quality service, with a range of options from free delivery on orders over £30, next day and convenient click & collect from one of our stores. Simply select within the checkout.
*Courier deliveries to Northern Ireland, Isle of Man, Isle of Wight, Channel Islands and the Scottish Highlands/Islands will incur a charge.At Tredz, if you are not 100% happy with your order, then you can use our simple hassle free returns service. Simply return the item new and unused in the manufacturers original packaging within 365 days of purchase. Bikes and larger items are collected by courier.
When you receive your bike, all you'll need to do is unpack it, attach the pedals, turn the handlebars and ride.
To help you get started we have put together a handy Bike Building Guide, click here.