10 Best Ultralight Backpack of December 2025

• Features volume of 1098 cubic inches or approximately 18 liters
• Stretch mesh side pocket for gear or water bottles
• Airmesh harness provides comfortable carry anywhere in the world
• Packs down into its own carrying case
• Pockets: 3 exterior

Osprey

• Foldable and Packable: This foldable backpack can easily fit into an ultra-compact pouch: 10L x 8L x 2W inches，weighting 0.67kg(23.6oz).To avoid overweight charge, simply unfold from your checked bags and use it as a carry on for your excess baggage. Perfect for trip, vacation, day-to-day use and school.
• Large Capacity and Multi Compartment: 40L volume. This hiking backpack features with multi-compartments includes one main sleeping pad compartment,one top lid pocket, one zipped front shove-it pocket and two mesh water bottle pockets.Roomy enough to carry what you need in 2-3 day trips. The main compartment has one bellowed divider, the upper part for sleeping pad or other hiking equipment and the lower part for your clothing or shoes.
• Durable Material and Waterproof: This Ubon backpack is made from high quality water and tear resistant nylon fabric, Which provides strengthen and long-lasting performance with minimal weight. Great stitching makes the backpack provide good support and nice comfort for traveling, hiking and other outdoor activities.
• Breathable and Comfortable: 3D mesh back and straps with plentiful sponge padding help relieve the stress from your shoulder. The shoulder and hip belt straps is adjustable to distribute the pack’s weight and keep it steady and centered.
• Smart Design: The main storage bag with elastic drawstring is more convenient, free and fast. Loops for trekking poles on both sides, easy to stow on or off.

Ubon

• Material:Polyester. YKK Zipper and YKK Buckle
• The main compartment is the size of the whole backpack. Mine is 20"h x 12"w x 4.5" deep.Your Laptop(big enough for a 17"laptop).There is a compartment that can be used for a bladder and a holding place for the tube but no specific bladder space.
• The size is perfect and meets the personal carry on for airlines such as frontier so you can load these down and not pay for a checked bag.
• Includes an adjustable hip belt on this bag that fits waist sizes 25–55 inches,but the belly strap is not removable.An adjustable sternum strap, breathable molded foam back panel, and S-shaped shoulder straps ensure you can properly carry the weight of your gear.
• This backpack is impressively practical for shorter treks,there's a wide color selection to fit any hiker's style.If your torso is longer than 52 centimeters, then Mountaintop recommends you seek a different pack.

MOUNTAINTOP

• Comfortable Daypack: This climbing backpack is specially designed for traveling enthusiasts, ergonomic padded shoulder straps and back support,gives you more comfortable feeling.Breathable mesh shoulder straps with plentiful sponge padding help relieve the stress from your shoulder. Widened and thickened S-type shoulder straps and high elastic breathable back support for best ventilation and easing burden.And this pack doesn't have an internal or external frame.
• LARGE CAPACITY & MULTI COMPARTMENTS:Spacious main compartment and numerous pouches with large capacity.Special main pocket closing drawstring design, tight closure to prevent the items falling from the backpack.With one Interior Pouch for water bladder.Shoes separated storing pouch, preventing the items inside backpack to be dirty, convenient and practical.Two side pockets to carry more water bottles, And it meets size requirements for most airlines, enough room for 3 or 4 days trips.
• With 8 ADJUSTABLE STRAPS:for tying up your pack or hanging sleeping bag, mat, hammock, tripod, and other gears,convenient for the hiking, climbing, camping enthusiasts.
• Water-resistant:Made of high-quality and safe material, it is durable for long-time use.nylon fabric material, Made of High quality rip-stop polyester material, water resistant, tear resistant.and included extra rain cover pouch on the bottom pouch,prevent the water and dust into the backpack,protect your valuables from heavy rain and keep everything dry.
• Lightweight backpack for outdoor, Ultralight, only 2.1 pounds for 60L large capacity,reducing the backpack loading weight so that you can carry more other items. Unfold size:68*33*20cm / 26.77*13*7.87 inches.

Bseash

• Water-resistant and DURABLE. The backpack is made from highly rip and water-resistant nylon fabric, which provides strength and long-lasting performance, with minimal weight. Stress points are reinforced with bar tacking for increased longevity. We use durable 2-way Abrasion Resistant SBS Metal Zippers across the backpack.
• COMPACT. Folds into zippered inner pocket to fit anywhere. Unfolds from pocket to backpack. A must-have on any trip.
• LIGHTWEIGHT (0.5 Pounds) and ROOMY (33 Liters). A true space saver. Stuff the bag into its own pocket for storage and unzip it when you reach your destination. Avoid overweight baggage charges by simply unfolding it from your luggage and using it as a carry on for your excess baggage.
• MULTIPLE COMPARTMENTS. Features a classic shape with several pockets for storage and organization. This backpack has a roomy main compartment, two front zipper pockets to hold small accessories, one internal zippered security pocket for valuable items and two side pockets for water bottles or umbrellas.
• NEW VERSION Includes a carabiner clip so you attach things or clip it to things.Ultra-light. Ultra-durable. Ultra-awesome. The backpack is perfect for day-to-day use or occasional travel, and great gift for everyone.

Outlander

• V.C. (Vapor Current) Mark 2 Frame with 35lb (15kg) load rating
• Dual density shoulder harness with load-lifter straps and removable sternum strap
• Roll-top main compartment opening with centered dual strap and singular buckle for quick access and easy compression
• Removable lid has a compartment with DWR treated zipper
• Hydration port & internal hydration sleeve

Granite Gear

N NEVO RHINO

• High Capacity 40L; Unfold size: 22.8 x 13.4 x 7.9 inches (H x W x D); Roomy enough to carry what you need in the trip like the hammock, clothes, towel, food and a couple beers if needed. NOTE: the backpack is 40L+ when it is fully packed. 1 Main Compartment, 2 Top Pouch (Interior Exterior), 1 Front Spandex Pouch, 2 Sports Bottle Holder, and Padded Backpack Strap with Chest Clip
• Practical Design; This hiking backpack has bungee elastic ropes and straps for hanging the trekking poles, fishing rods, sleeping bag or the camping accessories for extra space. Chest strap for secure lock firmly and has the whistle wildlife essentials helping you to find your companion when in need. Large side mesh pocket to hold the big bottle
• Lightweight yet Durable; The backpack is made from High Quality Water and Tear Resistant Nylon fabric, provide strengthen and long-lasting performance with minimal weight; Adjustable and breathable padded shoulder and strap to meet different requirements for both men and women
• Packable Handy Size; It fits into an ultra-compact pouch. Easy to folds up into small pocket: 9.85x 9.06 inches (H x W). Weight: 12.7 ounces. So you can easily pack it in your suitcase or car and have an extra bag without taking up too much space
• Versatile; Ultra-light, Ultra-durable, Ultra-awesome daypack. Great to use as hiking backpack, excursion bag, camping bags, carry on bag, travel backpack for women and men. Lightweight and comfortable for your travel and trips.

G4Free

• Anti-Gravity suspension - feels like you are carrying less weight than is in your pack
• Adjustable harness and Fit-on-the-Fly hipbelt to dial in perfect fit
• Front stretch mesh pocket for quick storage of rain gear or extra layers
• Removable floating top lid with dual zippered pockets and web attachment points
• Internal hydration reservoir sleeve accommodates up to a 3L reservoir (sold separately)
• Recommended load range: 30-50 lbs. - Pack weight 4.56 lbs. for a size medium at 34.25 x 15.35 x 16.14 in.

Osprey

• ULTRALIGHT AND DURABLE (2.3oz): You understand the importance of durable and lightweight products. Our ultralight packable daypack is designed to meet your needs. We distilled our lightweight hiking backpack down to the core using the best materials on the planet: Light as a feather at just 2.3oz and packable down smaller than a fist (2.5”W x 3.0”H).
• IRONCLAD GUARANTEE: We stand by our commitment to create you the highest quality products available. If you are not 100% satisfied with your Pali 20L Daypack for any reason, contact us and receive a full refund or replacement. Our lightweight foldable backpack is made from our proprietary ultra-durable silicone-infused ripstop nylon, guaranteed to withstand the test of time. The no-catch zippers are extremely sturdy and provide safe and practical storage for your items without getting snagged.
• WEATHER RESISTANT: The Pali 20L day backpack offers protection from light rain, snow and splashes due our proprietary waterproof ripstop nylon material. Our foldable backpack design is ideal for camping, hiking, travel, day trips, or skiing and snowboarding.
• PACKABLE DESIGN: Unlike similar lightweight backpack designs on the market, this foldable hiking daypack comes with an integrated pouch, which is practically sewn inside for your convenience. Stop carrying heavy backpacks when you don’t need them. Instead, simply store them in your pocket, glove compartment or suitcase, taking them out only when needed! Perfect for travel as a day pack.
• COMFORTABLE AND SPACIOUS (20L CAPACITY): The Pali 20L lightweight packable backpack has a 20 liter capacity, just enough for storing your basic adventure kit. The wide light backpack straps are extremely comfortable, evenly distributing the weight on your back and avoiding usual pain or discomfort.

Diamond Head Equipment