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Our products were tested by the independent Prüfstern GmbH and awarded an overall rating of "Very Good (1.3)." This result confirms the high quality, durability, and reliability of our products.
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Cold ears under your helmet? This thin liner cap with fleece lining keeps your head and ears warm, blocks the wind and fits under bike and ski helmets – or wear it on its own for a run.
One size in stretchy fabric – fits a head circumference of about 21.3 to 22.8 in (54–58 cm).
Yes, it's thin enough for bike and ski helmets.
Yes, side slots hold the arms of your glasses.
One size in stretchy fabric, for a head circumference of about 21.3 to 22.8 in.
Cycling, skiing, running and hiking on cold days.
1 × helmet liner cap (winter version)
Easy returns
Risk-free trial
Payment with PayPal Buyer Protection
More than 50,000 happy customers
The stretchy material adapts to every head shape and ensures a firm, comfortable fit without slipping.
Designed for maximum comfort under safety helmets—no annoying seams or pressure points.
Durable flat seams and resistant fabric guarantee a long service life even with daily use.
Keeps out wind, cold, or strong sunlight and ensures a comfortable head climate in any weather condition.
Whether on the bike, motorcycle, or jogging—this lightweight accessory is always with you.
Since the founding of Naturwide, quality, functionality, and customer satisfaction have been our top priorities. Our outdoor products are designed to help you get the most out of your adventures – reliable, durable, and practical.
With a customer satisfaction rate of 94.2% and countless 5-star reviews, we are fully committed to providing you with high-quality gear that supports and excites you on your journeys. That’s why we offer a no-questions-asked 14-day satisfaction or money-back guarantee.
We are Andrew & Brian, two passionate outdoor enthusiasts who have long seen nature as a space for escape and adventure. But one thing always bothered us: many outdoor products are either overpriced, poor in quality, or just not well thought out.
Overall rating: 4.9 / 5 from 73 reviews.
It protects from the sun while still allowing airflow.
Very pleasant to wear, even on long rides.
It fits perfectly under my helmet.
Perfect for summer rides on the bike.
I love the breathable material.
This cycling cap is super comfortable and lightweight.
The fit is ideal, nothing slips.
The cap is nicely stretchy.
My hair stays dry under the helmet.
It fits well with other helmets too.
Great feeling when it sits under the helmet.
The quality is really good.
I also use it when I go jogging.
I’m very satisfied with this purchase.
A great gift for cyclists.
It keeps me dry and fresh longer.
It’s quick to put on and take off.
No matter how long the ride is, it stays comfortable.
I can wear it in everyday life, too.
A cycling cap that truly delivers what it promises.
My summer training is much more pleasant now.
Very good value for the money.
Even in the wind it stays comfortable.
I really like the sporty design.
My head stays cool even in hot weather.
This cap has become part of my standard gear.
I would buy it again anytime.
Even on longer tours it stays comfortable.
It looks sporty and modern.
No more headache from helmet pressure.
I use it for training and leisure.
The material feels very pleasant.
I feel well protected while cycling.
I love the comfort and fit.
The cap dries quickly if it gets wet.
I’ve received several compliments on it.
A great companion for every bike tour.
I’ve already been asked where I bought it.
I wore it all summer long.
The cap is very comfortable and functional.
We are a team of outdoor enthusiasts, united by our love of nature. We work with passion to not just sell you products, but to offer you the best companions for your own adventures – gear that we ourselves love to use.
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