Nerlion 40L Hiking Backpack Travel Daypack - Lightweight Waterproof

In this review of the Nerlion 40L Hiking Backpack the bottom line is straightforward: it is a roomy, well-built travel daypack best suited for hikers and travelers who need organized storage without heavy bulk. The pack's single biggest selling point is its large 40L capacity, which holds enough gear for day hikes or short trips while still meeting most airline carry requirements. Build quality and strap design make it comfortable for extended wear, and the multi-compartment layout helps keep essentials reachable and tidy.

Key Features

• 40L storage: A generous main compartment plus front and side pockets keep clothing, snacks and gear separated and easy to access.
• Durable nylon fabric: Thick, tear resistant and wear-resistant material gives the pack a solid feel for outdoor use.
• Lightweight construction: At about 0.9kg the bag stays light on the body so it does not add unnecessary weight on long walks.
• Comfortable straps: Breathable mesh shoulder straps with sponge padding and a chest clip distribute weight and reduce shoulder strain.
• Anti-theft pocket: A hidden back pocket provides a discreet place to store valuables when traveling or commuting.
• Luggage pass-through: The luggage belt allows the pack to slide over a suitcase handle for easier transit through airports.

Who It's For

The Nerlion 40L is aimed at outdoor enthusiasts who want a practical, no-frills daypack for hiking, camping and short trips; its multi-compartment design is useful for people who carry a mix of electronics, snacks and small tools. Riders and commuters who need a resilient pack that stays secure and offers a hidden pocket will also find this useful.

Those who need a technical mountaineering pack, very long-distance backpacking system, or a fully waterproof expedition bag should look elsewhere, since customers have mixed opinions about the waterproofing level and the pack is presented as water resistant rather than fully sealed for heavy rain.

Pros & Cons

Pros

• Spacious 40L capacity with multiple pockets makes organization easy for day trips and travel.
• Durable, thick nylon construction and solid strap hardware feel built to last.
• Comfort features such as padded mesh straps and a chest clip improve load stability.

Cons

• Some users note mixed waterproofing performance in heavy rain, so additional rain protection may be needed.
• A few customers mentioned variation in strap length or fit, so those with very tall or very small frames should check fit before long treks.

Specifications

Brand	NerIion
Capacity	40L
Material	Thick tear resistant waterproof nylon
Weight	Approximately 0.9kg
Compartments	Main zipped compartment, several front zipped pockets, two side pockets, hidden back pocket
Carry features	Breathable padded shoulder straps, chest clip, luggage belt

Our Verdict

The Nerlion 40L Hiking Backpack is a practical, value-oriented daypack for hikers, short-trippers and commuters who want a roomy, durable bag with thoughtful organization and comfort features. It is especially good for those who prioritize storage and build quality over expedition-level waterproofing, making it a solid choice for most outdoor and travel needs.

Frequently Asked Questions

Is this backpack suitable for air travel?
Yes, the size meets requirements for most airlines and the luggage belt allows the pack to be secured to a suitcase handle.

How water resistant is the fabric?
The pack uses thick, water resistant nylon designed to shed light rain, but it is not described as fully sealed for prolonged heavy downpours.

Who should consider a different pack?
Those planning multi-day technical backpacking or trips in extreme wet conditions should choose a dedicated expedition pack with full waterproofing and heavier-duty suspension.