Quick Summary
The TADPOLE bike helmet is an adult cycling helmet with a rear light, 21 vents and an adjustable fit for head sizes from 57 to 61 cm. It is described as weighing 300 g and includes a removable sun visor and liner.
For buyers comparing cycle helmets, the main checks here are head size, light function, ventilation and whether the visor is useful for the kind of riding you do.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | TADPOLE, which identifies the helmet range. |
| Product type | Adult bike helmet for cycling use. |
| Size | 57-61 cm head circumference, so fit should be checked against the rider’s head measurement. |
| Ventilation | 21 vents, a key point if airflow matters to you. |
| Rear light | Built-in rear light with 3 flashing modes: always on, slow flashing and flashing. |
| Battery | Uses a CR2032 lithium metal battery, so the battery type matters for replacement. |
| Weight | 300 g, which is a useful figure when comparing helmet feel and carrying comfort. |
| Included parts | Removable sun visor and liner. |
What to Compare Before Buying
- Fit: This helmet is for 57-61 cm head circumference. Compare that with your own measurement before choosing.
- Rear light: The built-in light has 3 modes. Check that this is the lighting setup you want for your rides.
- Ventilation: The helmet has 21 vents. If airflow matters, compare that with other helmets you are considering.
- Extras: The removable visor and liner may be useful if you want those parts fitted.
- Battery replacement: The light uses a CR2032 battery, so confirm you are happy with that battery type.
Common Buyer Questions
Does this helmet adjust?
Yes. It is described as adjustable and suited to heads measuring 57-61 cm.
Does the rear light have more than one mode?
Yes. The light has always on, slow flashing and flashing modes.
Before You Decide
Check that the 57-61 cm fit matches the rider’s head size, that the rear light and CR2032 battery setup suit your needs, and that the removable visor is useful for your type of cycling. The helmet’s 21 vents and 300 g weight are also worth comparing with other options.









