1.For the first time, a soft ruler was used to wrap the hair root around the forehead to 2cm below the occipital bone.

2.The second time, use a tape measure to wrap around the brow bone to the occipital bone.

MTB High Quality Bicycle Helmnt

Suitable for adult men and womenWhy Choose Our Helmet ?

Three-points service advantage

1.Firstly,Official store, quality assurance.

2.Secondly, In-stock, fast delivery.

3.Thirdly, Timely and enthusiastic after-sales service.

Eleven core selling points01.Integrated Design

The helmet is formed by one-time injection molding to reduce the splicing of modules and greatly increase the strength of the helmet to protect the safety of the rider.02.Comfort Design

CAIRBULL light weight design.Super fit designed for the purpose of asian and western head shape.04.Ventilation & Breathable

Actively ushers cool air over the head and regulates temperature by drawing cool air into the intake ports and circulating it through a matrix of air channels. 15 Big vents provide improved airflow and reduced weight05.Integrally-Molded Process and High Quality Material

Outer Shell Construction:In-mold polycarbonate shell with EPS liner

Inner Shell:Thermoformed reinforcement shock absorbing polystyrene

Left picture:PC/Right picture:EPS

06.Safety First

1.Wraparound Protection.

2.DUAL DENSITY EPS-Spreads the force of impacts across a wider area .

3.In-mold polycarbonate Shell With EPS Liner for improving protection by more than 30% compared with other bike helmet.

4.All Mountain helmet with extended coverage on back of head for added protection.

07.Removable Lining

Clean tex pads are treated antibacterially.It can prevent the rise of bacteria in the helmet chinpad optimal wearing comfortable

Lining material:Cotton and foam08.Adjustable Size

Super and Comfort Fit with an easy-to-turn rubber overmolded dial for adjustments.

clockwise rotation/Anticlockwise rotation

Regulator material:PP

Suitable:Adult M/L

Applicable Head Circumference:M/L(54-61CM)09.Reduce windage

According to the principle of aerodynamics, the streamlined style design reduces air resistance during riding and improves riding comfort.10.Product details & size

01.Nylon Clip Buckle:Magic buckle chin pad, built-in rubber ring, effectively fix the strap and prevent it from falling off.

02.Clean Tex Pads:There are multiple Velcro stickers on the EPS, which effectively fix the inner lining and make it immobile.

03.Size:About (Size:L)32cm*17cm*21cm

HELMET SIZING GUIDE

SMALL:21-22in,54-57cm Hat size: 6. 3/4 -7. 1/8

MEDIUM:22-23in,57-59cm Hat size: 7. 1/8 -7. 3/8

LARGE:23-24in,59-62cm Hat size: 7. 3/8 -7. 3/4

①FIND A MEASURING TOOL:Find a flexible measuring tape or a phone charger(and ruler to measure it against).

②MEASURE:Wrap the cord around your head just above the eyebrows.

③FIND YOUR SIZE:Use the chart above to find your size. If you're in-between sizes, size down.HOW TO WEAR HELMET?11.MulticolorOptions

A variety of colors can be selected, you can choose according to your needs, there is always one suitable for you.