Product Overview
The 4Monster Hiking Daypack is a lightweight, packable backpack designed for travelers, hikers, and outdoor enthusiasts who value portability without sacrificing functionality. Built by a team of outdoor lovers with decades of manufacturing experience, this daypack delivers reliable performance at an affordable price. Weighing just 4 ounces—about half the weight of an iPhone—it’s engineered to be carried effortlessly during day hikes, city exploration, or international travel. Despite its compact size when folded, it unfolds into a fully functional backpack with smart storage options and water-resistant protection. Whether you’re heading into the mountains or navigating airport terminals, this pack is built to keep your essentials secure, dry, and within easy reach.
Key Features
- Ultra-Lightweight & Compact Design: At only 4 ounces, this daypack is one of the lightest options available, making it ideal for minimalist travelers. When not in use, it folds down to wallet size and fits easily into a pocket, purse, or larger backpack.
- Water-Resistant Material & Zipper: Constructed with water-resistant fabric and a protective zipper system, the pack helps shield your belongings from light rain, splashes, and moisture. This ensures that phones, cash, and other sensitive items stay dry during unexpected weather or outdoor adventures.
- Durable 30D Nylon Construction: Made from tear-resistant 30D nylon, the backpack withstands rough terrain, brushing against branches, and contact with sharp objects like keys. Reinforced stitching throughout enhances longevity, supporting long-term use across multiple trips.
- Smart Multi-Pocket Layout: Features a spacious main zipper compartment for bulkier items like a water bottle, snacks, or a light jacket; a front zipper pocket for quick-access essentials such as wallets or passports; and two mesh side pockets perfect for water bottles or small gear. This organization keeps everything in place and easily accessible.
- Versatile for Multiple Activities: Ideal for hiking, camping, day trips, shopping, and international travel. Its compact yet functional design makes it a reliable companion whether you’re trekking through nature or navigating busy city streets.
Technical Specifications
- Weight: 4 ounces (approximately 113 grams)
- Material: 30D tear-resistant nylon
- Water Resistance: Water-resistant fabric and zipper
- Folded Size: Wallet-sized, fits in a pocket
- Main Compartment: Zippered
- Front Pocket: Zippered
- Side Pockets: Two mesh pockets
- Stitching: Reinforced for durability
Benefits & Use Cases
This daypack shines in real-world scenarios where space and weight matter. Hikers can carry it folded in a larger pack and deploy it for side excursions without added bulk. Travelers appreciate its ability to serve as a personal item during flights—expanding from pocket-sized to a full daypack once you reach your destination. It’s equally useful for weekend camping trips, where it can hold a change of clothes, snacks, and a first-aid kit. The water-resistant build offers peace of mind during sudden downpours or river crossings, while the durable fabric resists wear from rough outdoor conditions. Its compact nature also makes it a smart choice for urban commuters who want a backup bag for shopping or impromptu outings.
Important Notes
While the pack is water-resistant, it is not fully waterproof and should not be submerged or relied upon in heavy rain for extended periods. To maintain performance, avoid overloading beyond recommended capacity and store in a dry place when not in use. The product includes a 30-day hassle-free return policy and a 12-month warranty, ensuring customer satisfaction. Always check local regulations when using the pack in carry-on luggage during air travel, as size restrictions may apply.







From the brand


4Monster
Portable & Fashion Outdoor
Microfiber Beach/Camping Towel
Hiking Daypack & Waist Pack
Camping & Beach Blanket
Changing Robe & Others
How did we get our start?
We are a brand co-founded by four people who love outdoor activities. During an outdoor hike, we made up our minds to design lightweight and portable outdoor products that are affordable for everyone.
How’s our quality?
As a manufacturer with 30 years of experience, we have high confidence in our design and quality control.
What makes our products unique?
Lightweight, portable, and extremely cost-effective. This is the characteristic of our products.


