The Best Downhill Mountain Bike Helmet of 2021

Even a minor imbalance can make you fall off the mountain bike while riding downhill tracks. Wearing a helmet protects your face when you suddenly fall to the ground or roll down the road.

Troy Lee Designs Full Face Stage Mountain Bike Helmet Camo W/MIPS

The Troy Lee Designs Full Face Stage Mountain Bike Helmet Camo W/MIPS is the best helmet for downhill mountain riding. It is known for its high-end reputation and usage of premium materials with full-face design.

Features

• EPS inner material
  
• POLYLITE shell construction
  
• FIDLOCK magnetic buckle system
  
• Weight: 3.9 Pounds
  

The Troy Lee Designs brand makes this downhill mountain bike helmet by prioritizing stability, durability, and excess crash-energy. Besides, the brand has been using a mix of high-quality materials to reduce neck-straining and overall weight. You can find pads, soft internal lining, and extra anodized hardware in the helmet.

It has durable materials which pass the best safety rating. The mountain bike comes with reinforcement at strategic locations where the chances of getting hit are high. It includes a Polylite shell with fiber reinforcement.

You can find the Polyacrilite injected chin bar with the EXOskeleton, which increases the reliability without cutting out the weight. This mountain bike helmet uses the FIDLOCK magnetic buckle system. There is breathable and comfortable mesh paneling with a drawstring bag.

The Troy Lee Designs Full Face Stage Mountain Bike Helmet Camo W/MIPS comes with plenty of post-crash safety and protection features. There is a quick-release cheek pad with anatomical contours, and it enables you to quickly take off the helmet in an emergency.

This mountain bike helmet comes with eleven high airflow intakes and fourteen exhaust ports, which give a full and quick internal air circulation channel. There are large and deep ventilation chin bar spaces that offer comfort and allow cool air in every condition.

Pros

• Available in six different colors
  
• It comes with cheek pads
  
• The helmet includes fiber reinforcement
  
• It has a lightweight and breathable mesh panel
  

Cons

• Not suitable for people with extra-wide and large head
  

O'Neal Sonus Deft Mountain Bike Helmet Black And White MD

The O'Neal Sonus Deft Mountain Bike Helmet Black And White MD is the second best product on our list. It comes with many air vents, uses decent substances, and has a removable internal padded lining. Most importantly, you can buy it at an affordable price.

Features

• ABS outer material
  
• Padded inner lining
  
• Several air vents
  
• Weight: 1.62 Kilograms (packaging)
  

The shell comes with a durable design and uses high-quality ABS substances. You can use the O'Neal Sonus Deft Mountain Bike Helmet Black And White MD for downhill tracks and enduro riding. There is a moisture-wicking lining that helps you stay cool even when the outer environment is hot.

With several ventilation ports, this downhill bike helmet always keeps you cool. Besides, the smooth and soft internal padding can absorb sweat, and it protects your cheeks and face when you hit the ground.

The O'Neal Sonus Deft Mountain Bike Helmet Black And White MD surpass the EN1078 safety standard, which is an extra win in terms of protection. Even when you are on hills and trails, the large vents allow the air to flow and cools down your head.

For downhill riders, who ride through rocky or risky tracks, and for people who want adequate security for going down, this mountain bike helmet is a nice catch. There is an ultralight and removable inner pad lining, which you can wash after using as it absorbs sweat and vapor.

It has a black and white extraordinary graphic design. This mountain bike helmet features a Fidlock magnetic strap which you can release and fix easily and quickly.

Pros

• This model is available in different men, women, and children editions
  
• It has a retro black and white simple design
  
• The helmet comes with soft inner padding
  
• Meets EN1078 safety standards
  

Cons:

• The helmet is smaller than the size chart
  

1Storm Adult Motocross Helmet

The 1Storm Adult Motocross Helmet is the most affordable mountain bike. Besides, you can use this helmet for various purposes. Even though it is a budget helmet, it has every crucial feature to be one of the best.

Features

• Thermoplastic alloy shell
  
• DOT certified
  
• 22.4 to 22.8 head circumference
  
• Weight: 4.29 pounds
  

The 1Storm Adult Motocross Helmet is accessible in five different colors and various sizes. This model is a mixture of pitch (dark) black and blue colors with a tint of gray lines, and it has a graphical design. It comes with a durable and crash-resistant comfortable padded interior.

This mountain bike helmet comes with a durable and ultralight aerodynamic thermoplastic alloy metal outer shell. Hence, this outer material can resist even the harshest strikes of all-time without causing much damage to your face. To give high safety for you, it has soft and heavy cushioning.

One tip to remember while purchasing this helmet is to measure your head circumference and buy the next size as per your measurements. This model is large, and the overall head circumference is about 22.4 or 22.8 inches.

There is a quick-release strap that allows you to take off and put on the helmet, and this feature is quite helpful during emergencies. The 1Storm Adult Motocross Helmet is one of the helmet models that come with DOT Approval.

The 1Storm Adult Motocross Helmet comes with soft padding. This padding is removable, so you can peel it off to wash it after every use. Besides, it includes an extra protective layer with a glossy UV coating to resist harmful rays and light.

Pros

• It comes with DOT certification as a safety rating
  
• The helmet has UV protective coating
  
• It includes a washable padding
  
• It has a good enough and ultralight alloy shell
  

Cons

• Some issues with size fitting
  

Demon United FR Link System Mountain Bike Helmet

The Demon United FR Link System Mountain Bike Helmet is the best helmet that can deal with constant and big freeride hits or downhill tracks. It is the perfect pick that has a decent balance between the venting, safety standards, design, and functionality.

Features

• Breathable material
  
• Cinch-tight dial
  
• Removable chin guard
  
• Weight: 1.8 pounds
  

The Demon United FR Link System Mountain Bike Helmet has a full face covering design, and it is available only in one size. It comes with a whole black color design, and you can easily see the soft interior padding from the outside. It is one of the lightweight models but is durable.

It comes with a detachable chin guard, and you can use it as a half-size helmet for other purposes. This downhill mountain bike helmet includes head cinch adjusters. It has the durable Demon FLIP EASY detachable guard.

Moreover, you will get a supplementary padded fit kit as an extra add-on. This extra fit toolkit padding allows you to adjust the size of the helmet to give the perfect fit to your head.

The Demon United FR Link System Mountain Bike Helmet comes with a cinch-tight dial, and you can find this at the back area of the helmet. It makes sure to fit your head into the entire diameter of the helmet.

Due to its versatile design, you can also use this downhill mountain bike helmet for other outdoor sports and activities like skating, trail cycling, and many more. This FR LINK Freeride weighs less, and its total weight is about 1.8 pounds.

Pros

• The downhill helmet weighs less and is durable
  
• It comes with adjustable head straps
  
• You can replace the cheek guards
  
• It includes detectable jaw part
  

Cons

• It is very expensive
  

ROCK BROS Kids Full Face Mountain Bike Helmet

The ROCK BROS Kids Full Face Mountain Bike Helmet is the ultimate pick for kids and pre-teens. Besides, it is available in two colors and many sizes, so that the children can select the best one for themselves.

Features

• EPS inner material
  
• High hardness ABS shell
  
• 18.9-20.9inches or 20.9-22.8 inches head circumference
  
• Weight: 0.9 Pounds
  

This mountain bike helmet is available in two sizes, the first size has 18.9 to 20.8 inches circumference, and the second size has 20.9 to 22.8 inches circumference. It is one of the lightest but also reliable helmets of all-time.

The ROCK BROS Kids Full Face Mountain Bike Helmet comes with a detachable chin guard, and after removing it, the helmet looks like a half-face skateboard or cycling helmet. It includes twelve large air venting holes which allow the cooler air to flow.

For a little tight or loose-fitting, this mountain bike helmet includes an adjustable turning knob with adjustable straps so that the user can get a perfect head fit. This mountain bike helmet comes with a sweat and moisture-absorbing pad.

This downhill mountain bike helmet is made using long-lasting PVC material. The helmet has an extended visor that protects your eyes by blocking sunlight. It has cushioning pads on the top and sides to protect your cheeks and head.

It comes with EPS foam material, which helps in absorbing severe hits and protects your head. Besides, the instant release strap holds the helmet in its place and lets you remove the helmet with ease.

Pros

• Perfect for kids and teenagers
  
• It comes with a decent, good-looking, and stylish design in red and black colors.
  
• You can choose from two different sizes and colors
  
• The design has large air vents
  

Cons

• A few problems with chin adjustments
  

Things To Consider Before Purchasing The Best Downhill Mountain Bike Helmet.

Design

You have to decide which type of helmet you need. In general, there are full face and half face design helmets. When you are riding through rocky or uneven terrain, it is better to choose full-face helmets. For simple cycling or mountain riding, you can go with half-face downhill helmets.

Air vents or ventilation

It will be uncomfortable to ride when there is no proper airflow. Hence, it is crucial to consider ventilation. Choose the downhill mountain bike helmets that come with several and large air vents.

Adjustable chin straps

To make it easy during emergencies, most high-end downhill mountain bike helmets come with a quick-release chin buckle. Besides, the adjustable chin strap will hold the helmet in place and allows you to fix the chin fitting.

Material

The purpose of the downhill mountain bike helmet is to protect your head when you fall from the bike. Hence, the helmet must have durable and impact-resistant material for providing the best safety. Buy a helmet that uses high-quality and reliable materials.

Weight

Most downhill mountain bike helmets are bulky and weigh more, making it uncomfortable for you to wear them. A few high-end brands make lightweight yet sturdy helmets. Wearing a lightweight helmet when you are going for a long trail is perfect. It is better to choose a helmet that has moderate weight.

Internal padding

Choosing the helmet with soft and comfortable inner padding is crucial. The helmets with soft padded cushioning offer ultimate comfort and reduce head, chin, and neck straining.

Visor

The helmets with large visors help in blocking out much sunlight, which reduces eye strain. It also gives extra protection in other harsh conditions such as snow and rain. Moreover, every downhill mountain bike helmet on our list comes with a large visor.

Bottom Line

After spending several months testing hundreds of mountain bike helmets and reviewing each one, we carefully created the above list. All the above five products on our list are the best mountain bike helmets. However, our top pick is Troy Lee Designs Full Face Stage Mountain Bike Helmet Camo W/MIPS, as it fulfills every criterion to stand as the best mountain bike helmet. It has a decent size, good enough padding, durable outer, soft interior, and perfect for versatile use. Out of all, it is the favorite choice of buyers.

To get the perfect helmet for yourself, make a requirement list and buy the one that ticks every box in your chart.