Why Buy This Helmet?

Helmet Type: Full Face Helmet
Certification: ISI
Padding: Removable & Washable
Lightweight & Comfortable
Fast Dispatch from Sparkly Helmets
Easy Size Exchange

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SMK OFFROAD ALLTERRA S01 GL422 HELMET

Rugged Adventure. Maximum Protection. Off-Road Ready.

Why You Will Love It

Off-Road Full Face Design:
Extended peak and wide field of view for dirt trails, motocross, and adventure riding.

High-Strength EIRT Shell:
Lightweight yet impact-resistant shell designed for extreme off-road conditions.

Scratch-Resistant Wide Visor:
Clear visibility with protection against dust, mud, and flying debris.

Comfortable Inner Padding:
Breathable, removable, and washable liners for hygiene and superior comfort.

Advanced Ventilation System:
Multiple air vents ensure maximum airflow during intense rides.

Riding Lifestyle

The SMK Offroad Allterra S01 GL422 Helmet is built for riders who push limits on trails, tracks, and rugged terrains. Combining aggressive styling, lightweight comfort, and superior protection, it’s perfect for motocross, enduro, and adventure enthusiasts.

What Is in the Box

1 x SMK Offroad Allterra S01 GL422 Helmet
User Manual & Warranty Card

Find Your Fit

Available in multiple sizes with double D-ring or quick-release chin strap for a secure fit.

LIMITED STOCK – ORDER NOW

Take on every trail with SMK Allterra — designed for fearless off-road performance.

S | 55–56 cm

ISI Certified: Meets Indian safety standards for impact protection and rider safety.

Frequently asked questions

To check the head size, use a measuring tape.
Use the centimeter side of the tape, and place the tape one inch above the eyebrows.
Measure the circumference of the head. Check the centimeters on the measurement tape. Check the size chart to know your size category.
Using this method, you can know your head size accordingly and buy a perfect helmet for yourself.

We process and dispatch all orders as quickly as possible. For deliveries within Tamil Nadu, prepaid orders are typically delivered within 1–3 business days, while Cash on Delivery (COD) orders usually take 4–7 business days. For orders outside Tamil Nadu, delivery generally takes 5–8 business days, depending on your location and courier service availability.

When buying a helmet, ensure that you are purchasing a reliable and protective product. Here are some of the key safety standards to consider: DOT (Department of Transportation) ISI (Indian Standards Institute) These certifications ensure that the helmet has been tested and approved for providing a certain level of protection.

The outer shell is made up of ABS material due to its impact resistance. As these shells provide a high strength-to-weight ratio, making them lightweight and strong with excellent strength respectively. Its cushioning is hypoallergenic, and it has a quick-release chin strap.

To clean the outer shell of the helmet use Diluted mild soap in water. Apply it to a soft cloth or sponge, and gently wipe. Most of the helmets have removable liners and padding. Hand wash them using a mild detergent, and rinse thoroughly and air dry completely before reattaching them to the helmet. To clean the visor, gently wipe the surface with a soft cloth to remove dirt and smudges and to avoid scratches.

Yes, in most cases, you can replace the helmet padding and straps. Over time, Replacing these components can help restore the comfort and functionality of your helmet.

There are no size criteria for the visor. It is differentiated as per the helmet models.

The inner lining changes as per the size, so if you wish to change the size of your helmet (e.g.: from medium to large), then the inner padding or lining has to be changed according to the desired size to some extent (size +1 or -1 can be done). However, the size of the helmet (the outer shell) remains the same for all the models.

Yes, we do offer a wide range of visors. For more details, check out the visors available in our spares section.

A riding jacket provides abrasion resistance, impact protection, and better comfort in different weather conditions.

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