Alpinestars SM5 Speed Helmet
The SM5 helmet conforms to both DOT certification and ECE homologation for use worldwide. A size Medium weighs 1260g (ECE) 1370g (DOT). The lightweight outer shell isconstructed from a technologicallyadvanced impact resistant thermoplastic in two sizes
Features:
- The inner and outersurfacesare engineered to minimize the effects of oblique impacts.
- Multiple density inner liner toensure the correct density in thecorrect area for enhanced impact absorption
- Patented visor release system ensures the visor is released with the correct pre-determined amount of force irrespective of the angle of impact.
- Maximized ventilatoinand high levels of heat transfer exchange thanks to multi-air inlets and exhaust ports.
- The visor has been designed to direct air into the ports for enhanced airflow.
- Side shell couple with soft EPS foam prevents damage to collarbone in the event of a crash.
- Emergency release system and removable cheek pads permit the safe and easy.
- removal of the cheek pads while the helmet is still on, while the 3D contoured foam ensures rider comfort.
- Removable comfort liner with Silverplus treated anti-bacterial fabrics for excellent moisture wicking, effectively drawing perspiration away from the skin.
- Anti-microbial liner is removable and washable.
- Hydration tube channels are integrated into the helmets cheek pads for convenience and performance.
- Softtextile chin strap is 26mm and is wider than certification requirements for optimal safety and rider comfort.
- Stainlesssteel D-rings to ensure a tight and secure fit.
- Note: All our helmets are purchased directly from Australian supplier and carry the ECE 22.05 or 22.06 standard
Alpinestars SM5 Speed Helmet - White/Blue/Red
by
Alpinestars
SKU: AS8304822237954
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Size guide
Alpinestars Helmets Size Chart
Alpinestars Helmet Sizing
| Size | Head (cm) |
|---|---|
| 2XS | 51 - 52 |
| XS | 53 - 54 |
| S | 55 - 56 |
| M | 57 - 58 |
| L | 59 - 60 |
| XL | 61 - 62 |
| 2XL | 63 - 64 |
| 3XL | 65 - 66 |
IMPORTANT Sizing information is provided by the manufacturer and does not guarantee a perfect fit. Always aim to get a tight fitting helmet, if you fall between sizes than we suggest you round the size down, not up. The exception being kids as they are still growing you would be safe to round up to the nearest size.
How to Measure
H HEAD Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, repeat for good measure and use the largest measurement.
Tax included.Shipping calculated at checkout.
Alpinestars SM5 Speed Helmet
The SM5 helmet conforms to both DOT certification and ECE homologation for use worldwide. A size Medium weighs 1260g (ECE) 1370g (DOT). The lightweight outer shell isconstructed from a technologicallyadvanced impact resistant thermoplastic in two sizes
Features:
- The inner and outersurfacesare engineered to minimize the effects of oblique impacts.
- Multiple density inner liner toensure the correct density in thecorrect area for enhanced impact absorption
- Patented visor release system ensures the visor is released with the correct pre-determined amount of force irrespective of the angle of impact.
- Maximized ventilatoinand high levels of heat transfer exchange thanks to multi-air inlets and exhaust ports.
- The visor has been designed to direct air into the ports for enhanced airflow.
- Side shell couple with soft EPS foam prevents damage to collarbone in the event of a crash.
- Emergency release system and removable cheek pads permit the safe and easy.
- removal of the cheek pads while the helmet is still on, while the 3D contoured foam ensures rider comfort.
- Removable comfort liner with Silverplus treated anti-bacterial fabrics for excellent moisture wicking, effectively drawing perspiration away from the skin.
- Anti-microbial liner is removable and washable.
- Hydration tube channels are integrated into the helmets cheek pads for convenience and performance.
- Softtextile chin strap is 26mm and is wider than certification requirements for optimal safety and rider comfort.
- Stainlesssteel D-rings to ensure a tight and secure fit.
- Note: All our helmets are purchased directly from Australian supplier and carry the ECE 22.05 or 22.06 standard