Every year, hundreds of loggers and arborists are severely injured while working with chainsaws. Many of these accidents affect the legs — and could have been prevented with the right protective equipment. Chainsaw protective trousers are not an accessory but a necessity. They can literally save your leg, your ability to work, and in the worst case, your life.
In this guide, we will go through everything you need to know about chainsaw protective trousers: how they work, what protection classes and types are available, what to consider when buying, and which option suits your specific use – whether you are a climbing arborist, gardener, or professional logger. See our full range in the chainsaw protective trousers collection.
How do chainsaw protective trousers work?
Chainsaw protective trousers are not like ordinary clothing. Underneath the outer fabric, there are one or more layers of special fibers — often a combination of Dyneema, Kevlar, polyester, or similar high-performance materials. These fiber layers are what actually save you if the chainsaw chain makes contact with the trousers.
The mechanism works like this: when the saw chain cuts through the outer fabric, it reaches the fiber package inside. The fibers are designed to unravel and intertwine in a fraction of a second, creating a compact tangle of material that immediately feeds into the chainsaw's sprocket and chain brake mechanism. The result is that the chain stops — almost instantaneously — before it can penetrate deeper into the leg.
It is, therefore, not a static barrier but an active stopping mechanism. The quality of the fiber material, the number of layers, and their placement determine the level of protection the trousers achieve. The standard governing this is EN ISO 11393, which defines test methods and protection classes for chainsaw leg protection equipment.
It is important to understand that chainsaw protective trousers are not impenetrable. They are designed to provide protection during the brief, accidental contact moment typical of a chainsaw accident — not to withstand repeated wear against a rotating chain.
Protection classes and types — what do Class 1, 2, and 3 mean?
All serious chainsaw protective equipment is classified according to the EN ISO 11393 standard. The classification divides the trousers partly by protective capability (class) and partly by how much of the trousers are protected (type).
Protection classes
The class indicates the chain speed at which the protection has been tested and approved:
| Class | Chain speed | Typical use |
|---|---|---|
| Class 1 | 20 m/s | Gardening, arborist work, sporadic chainsaw use |
| Class 2 | 24 m/s | Professional logging, regular chainsaw work |
| Class 3 | 28 m/s | Professional logging with high-power chainsaws |
For most arborists and professionals in the tree industry, Class 1 is more than sufficient. Chainsaws used for climbing and tree care rarely operate at chain speeds that require Class 2 or 3. Class 2 protection is recommended for professional loggers who work with powerful chainsaws daily in the field. Class 3 is used by those who work with the really large aggregates under demanding conditions.
Types — where is the protection located?
In addition to the class, the type indicates which part of the trousers has the protective fibers:
Type A — The protection covers the front of the leg, from hip to foot, with a coverage of 180° (semicircular protection zone at the front). This is the most common type and provides protection against the most frequent contact zones during chainsaw work.
Type B — Has extended protection compared to Type A, with extra coverage on the inside of the thighs. Used when the risk of contact with the saw chain on the inner thigh area is considered higher.
Type C — Offers protection around the entire leg (360°), i.e., also the back. This is the most comprehensive type and is primarily used by those who work in extremely demanding environments where chain contact can occur from any direction.
For climbing arborists, Type A is the most common standard — combined with lightweight stretch trousers, it provides excellent freedom of movement and sufficient protection. Always supplement your protective equipment with the right chainsaw protective boots, helmet, and climbing equipment.
What should you consider when buying chainsaw protective trousers?
Choosing the right chainsaw trousers is not just about finding the class and type that suits your use. There are several practical factors that determine how well the trousers perform in everyday life.
Fit and mobility
Chainsaw protective trousers that are too tight restrict movement and lead to faster fatigue. If they are too loose, they can slip and make work difficult — or in the worst case, shift so that the protective fibers are not in the correct position. Look for trousers with:
- Stretch panel in the crotch, knees, or along the entire leg
- Adjustable waistbands or stretch in the waist
- Ergonomic cut adapted for climbing or ground work
Arborists should prioritize models with maximum stretch material, as climbing requires extreme angles of movement in the hips and knees.
Ventilation and breathability
Chainsaw work is physically demanding. Chainsaw protective trousers with fiber-filled protective layers can become hot to work in, especially during the summer months. Modern logging trousers and chainsaw trousers use:
- Perforated outer fabric
- Mesh-lined ventilation panels along the inside of the thighs
- Lightweight protective fibers that provide minimal heat accumulation
Models such as Arbortec Breatheflex Pro and Canopy AIR-GO are specifically designed for maximum air circulation — an important argument for arborists who work intensively.
Weight
Every gram counts when you're climbing. Lightweight chainsaw trousers (under 700–800 grams) make a noticeable difference during a long workday in the tree. Look at the specifications and compare the weight between models if it's a priority.
Pockets and features
Practical pockets are important for keeping tools, belt buckles, and other equipment close at hand. Look for:
- Side and back pockets with zippers
- D-rings for hanging tools
- Sling and carabiner attachments for climbing purposes
Durability and materials
The outer fabric must withstand scraping against bark, branches, and rope damage without tearing. Ripstop weave and reinforced knee areas are common on professional models. Ensure seams are double or triple stitched in stressed zones.
Our range — comparison table
See the full range in our collection of chainsaw protective trousers.
Best chainsaw protective trousers for arborists
As a climbing arborist, you have completely different demands on your protective trousers than a logger on the ground. You are constantly moving — climbing up, repositioning yourself, reaching in all directions. This means that weight and mobility are more important than extra protection classes. Class 1 (20 m/s) is approved and sufficient for arborist work.
Here are the models that stand out for work in the tree:
Arbortec BreatheFlex Pro — See product
Breatheflex Pro is one of the most popular options among professional arborists. The trousers combine EN ISO 11393 Class 1 protection with a stretch fabric that provides exceptional freedom of movement. The thin, breathable outer fabric keeps the heat down during intense work in the tree. Available in women's and men's models, as well as in REALTREE edition for those who prefer a more discreet look in natural environments.
Canopy AIR-GO — See product
SIPs Canopy AIR-GO is an airy and lightweight pair of chainsaw protective trousers that prioritizes ventilation without compromising on the protection class. The perforated fabric and mesh-lined panels make them an excellent option for working in summer weather or in countries with warmer climates. The Pink Edition is specifically aimed at female arborists.
ArbPro Climb Tech Gamma — See product
Climb Tech Gamma is ArbPro's flagship for climbing arborists. With a design that considers how the body moves during work in the tree — especially with harness and rope — it provides a rare combination of protection and freedom. A premium option for those who do not want to compromise.
SIP NINJA — See product
For those looking for the absolute lightest option, SIP NINJA is a strong contender. The name refers precisely to its minimal profile — the trousers are barely noticeable in motion and are perfect for arborists who prioritize minimal hindrance.
Remember that chainsaw protective trousers should always be combined with the right chainsaw protective boots and an approved helmet with visor. Your safety is built on a complete system — not a single garment.
Best budget choice — chainsaw protective trousers under 1,600 SEK
Chainsaw protective trousers do not have to cost a fortune to provide approved protection. All the options below meet the EN ISO 11393 Class 1 standard and provide the basic protection you need.
SIP Perthus — See product
Perthus from SIP is the entry-level option in the range — at 1,306 SEK, you will hardly find cheaper chainsaw protective trousers that meet the standard. It is an excellent choice for those who work sporadically with chainsaws or want to try out protective equipment without investing heavily.
TreeHog Essential — See product
TreeHog Essential offers a step up from the minimum, with a slightly more robust construction and better fit. At 1,440 SEK, it is a popular choice for gardening companies that equip their employees and want to keep costs down without compromising on safety.
SIP ReFlex — See product
ReFlex is the most well-rounded budget option. In addition to basic protection, it offers some stretch in the material, which makes it more comfortable to work in than completely rigid options. At 1,498 SEK, it is a wise choice for full-time use on a limited budget.
ArbPro Delta Climbing Trousers — See product
ArbPro's Delta is an interesting option for arborists on a limited budget. It is designed for climbing, with a cut that takes into account harness work and rope positioning, but at a price that avoids the premium segment. One of the more affordable options for the climbing logger.
Frequently asked questions about chainsaw protective trousers
Do I have to use chainsaw protective trousers for all chainsaw work?
In Sweden, the Swedish Work Environment Authority's regulations require employers to provide and ensure the use of personal protective equipment when working with chainsaws. Even as a self-employed person or private individual, it is strongly recommended — and in a professional context a requirement — to use approved chainsaw protective trousers. Chainsaw protective trousers are classified as personal protective equipment (PPE) and must comply with the EN ISO 11393 standard.
How long do chainsaw protective trousers last?
It depends on how intensively they are used and how they are stored and washed. A common recommendation is to inspect the trousers regularly and replace them if the outer fabric is damaged, if the protective fibers have been exposed to contact with a rotating chain (the trousers should always be replaced after an incident), or if the manufacturer specifies a specific expiry date. Most manufacturers recommend replacement every five years with normal use.
Can I wash chainsaw protective trousers in a washing machine?
Yes, most chainsaw protective trousers can be machine washed at 30–40 degrees. Always follow the washing instructions on the label. Avoid high-speed spinning and tumble drying, as this can damage the protective fibers. Proper care extends the life of the trousers and maintains their protective properties.
What is the difference between logging trousers, chainsaw protective trousers, and chainsaw trousers?
It's essentially the same thing — the terms logging trousers, chainsaw protective trousers, saw trousers, and chainsaw trousers are used interchangeably in the industry and all refer to trousers with built-in protective fiber layers approved according to EN ISO 11393. Protective trousers is a broader term that can include protective equipment for other purposes.
Is Class 1 sufficient for professional work?
For most arborists, gardeners, and tree care companies, Class 1 (20 m/s) is entirely sufficient. Chainsaws used in tree care and climbing rarely operate at chain speeds that justify Class 2. Class 2 (24 m/s) is relevant for professional loggers and those who daily handle powerful chainsaws in a forestry environment.
Should chainsaw protective trousers be tight or loose?
The trousers should fit in a normal use position — neither too tight nor too loose. Too tight a fit restricts mobility and can shift the protective fibers out of position. Loose-fitting trousers can twist when climbing and create false security. Choose the correct size according to the manufacturer's size chart, and choose models with stretch material if you need extra room for movement without going up a size.
Summary
Chainsaw protective trousers are one of the most important investments you make as a professional in the tree industry. Whether you are an arborist, gardener, or logger, the right protective trousers not only save you money on healthcare — they can save your ability to work, and in extreme cases, your life.
Remember the most important points:
- Class 1 (20 m/s) is sufficient for most arborists and gardeners
- Class 2 (24 m/s) is recommended for professional logging with powerful chainsaws
- Type A provides protection on the front and is the standard for most applications
- Arborists should prioritize lightweight models with stretch material for maximum mobility in the tree
- The trousers should always be replaced after contact with a rotating chainsaw chain
- Always supplement with chainsaw protective boots, helmet, and the right climbing equipment
Explore the full range of chainsaw protective trousers at Arboristbutiken and find the model that best suits your work.