10 Best Ultralight Daypack 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

• ✅ CARRY AN XL PACKABLE DAYPACK IN YOUR POCKET: Now you don't have to settle for a small hiking backpack. The QS USA extra-large folding travel backpack will take all the fuss out of your next great adventure while fitting in your jacket pocket.
• ✅ KEEP ALL YOUR ESSENTIALS HANDY & SAFE IN STYLE: Our lightweight backpack is spacious enough (22L / 6 gallons) to fit all your hiking, trekking, backpacking, travel gear or groceries while the sleek black color will add extra style points.
• ✅ HEAVY-DUTY WATERPROOF MATERIAL, ULTRA-LIGHT DESIGN: Made from lightweight, rip-resistant 210D nylon material and boasting a water-resistant zipper, your waterproof backpack will protect your camera equipment, clothes or books from the rain.
• ✅ ONE COMPACT HIKING DAY PACK, 100+1 DIFFERENT USES: Our packable backpack can double as a backpacking backpack, hiking backpack, carry on backpack, day pack, camping daypack, men's travel bag, daily women's backpack or kids travel backpack.
• ✅ SURPRISE EVERY HIKER, BACKPACKER OR TRAVELLER: When it comes to the best travel gift ideas or hiking gifts for men and women who like adventures, our water backpack stands alone. Spoil your loved ones with a portable fold up backpack today.

QS

• SUPER DURABLE, LIGHTWEIGHT TRAVEL BAG. Ultra-light, compact, yet spacious design. The packable design is perfect for a camping trip or to throw in your suitcase to use on vacation. Weighs only 12 oz. | 30L capacity when in use gives you ample space for all your gear!
• KEEP YOUR GEAR ORGANIZED. Main compartment Includes Laptop/iPad separator and small accessory pocket to keep keys and other small items easily accessible. Three exterior pockets of varying sizes give you lots of options to organize everything you need for your adventures.
• MADE FROM THE HIGHEST QUALITY RIPSTOP FABRIC. TOUGH ENOUGH FOR ALL YOUR ADVENTURES. Extremely durable RipStop fabric that is water resistant and machine washable. Provides long-lasting performance in a light, compact daypack! Comes with dual zippers and a stretchy mesh side pocket that fits almost any size water bottle.
• COMFORTABLE FIT FOR EVERYBODY AND ANYBODY. Mesh shoulder straps for breathability and chest buckle to aid in finding the most comfortable fit.
• 100% SATISFACTION GUARANTEE. We stand by our gear. For best results, keep your gear clean by washing on warm, gentle cycle and line dry.

One Trail

• DURABLE. This Venture Pal Backpack is made with high quality tear and water resistant material, provides extra strength and long-lasting performance with the lightest weight possible. The extra strength provided by the double-layer bottom piece makes it very convenient to carry more load on your journeys. Heavy duty two-way SBS metal zippers across the backpack are convenient to operation on whichever side you prefer. Longevity is further enhanced by bar-tacks at major stress points.
• COMFORTABLE. Breathable mesh shoulder straps with plentiful sponge padding help relieve the stress from your shoulder. The length of the shoulder straps is adjustable. The chest strap with a whistle buckle help you lock your backpack in place securely.
• MULTI COMPARTMENTS and KEEP THINGS ORGANIZED. This backpack features one main zipped compartment, two zipped front pockets and two side pockets. The main compartment provide enough room (35 liters) no matter if it's a day trip or a week long journey. Two separators in the main compartment are convenient enough to help you further organize things. The two front pockets are good for holding small accessories and for easy access. Two side pockets are good for holding water bottles and umbrellas.
• LIGHTWEIGHT(0.7LB) and ROOMY(35Liters).A true space saver. Fold the backpack into its own pocket for storage(no more excess baggage fees),and unfold it when you reach your destination. To avoid overweight charge, simply unfold from your checked bags and use it as a carry on for your excess baggage.
• COMPACT. Folds into zipped inner pocket to fit anywhere, and unfolds from pocket to backpack in seconds. A must have for every trip.

Venture Pal

• Durable and Comfortable: Made from ultra-strong rip-stop nylon fabric, NEEKFOX hiking daypack provides longer life on heavy duty use. Its adjustable breathable straps and chest strap can fit your body properly and comfortable all-day use. Durable two-way SBS metal zippers are abrasion-resistant and ensure secure closure.
• Ultralight and Spacious (35 Liter): Though this packable backpack is ultra lightweight, it still provides a generous storage capacity. It features one roomy main compartment, even can hold a 13" laptop with spare space. Two mesh side pockets work well for a water bottle or umbrella. Two front zipper pockets and internal zippered pockets for smaller items.
• Multipurpose: NEEKFOX 35L hiking backpack ideal to use as a overnight packs or multiple-day packs. Good for Disney day trip, day travel, overnight trip, camping, day hiking and vocation. Great hiking backpack for women and men.
• Compact and Space-Saving: Fold this backpack into its own zip pocket for storage and unfold it when you reach travel destination. Pull it from luggage and use it as a carry-on bag for excess items to avoid overweight-baggage charges. Collapse size only 8.66 x 9.8 x1.18 inches. Unfold size is 20.86 x 12.6 x 9 inches.
• Enjoying Your Hiking Backpack: Its rip-resistant nylon construction sheds rain and resists wear better than cheaper polyester, provides extra strength and long-lasting performance with the lightest weight possible.

NEEKFOX

• COMFORTABLE: The updated suspension system features a flexible yoke built from custom mesh shoulder straps which avoid making you sweaty, an unbelievably comfortable padded mesh back panel and a highly breathable sponge lumbar padding for maximum breathability all day long.
• DURABLE: This LOCAL LION 20L Hiking Mountaineering Backpack is made with high quality tear and water resistant material, which provides extra strength and long-lasting performance with the lightest weight possible. Heavy duty two-way SBS zippers across the backpack are convenient to operate it whichever side you prefer.
• 20L TRAVEL CAPACITY: Suitable for day trips or hikes. One huge main compartment for books and personal computer, One zipped pocket with an extra padded tablet sleeve, Two small zipped front pockets for cell phone, keys and sunglasses, two side pockets for holding water bottles and umbrellas. Spacious pockets keep all things organized, such as hydration reservoir, clothes, laptop and more.
• FEATURES: There is a mesh hood with elasticized loops on each corner that can be used to attach something oversized to the outside,such as helmet and basketball. Sternum strap with whistle buckle work perfectly to distribute the pack's weight and keep it steady and centered. The length of the shoulder straps are adjustable.
• VERSATILE: Ultra-light, Ultra-durable daypack perfect for biking, hiking, camping, traveling, overnight trip, day-to-day use and more. A great gift for men, women, girls and boys. Volume: 20L, Avg weight: 1.1lb, 17.6 oz, Dimensions: 16.38" x 9.75" x 5.85".

LOCALLION

• Ultra-light packable daypack with 25-liter capacity and 2-way zipper for secure closure
• Roomy main compartment, 1 front zipper pocket, internal zippered pocket, and 2 mesh side pockets
• Adjustable breathable straps ensure a proper fit and comfortable all-day use
• Can be stuffed into its own zippered pocket for space-saving storage and compact portability

Amazon Basics

• 【Lightweight & Compact】Weight only 4 (oz), which is about half of the weight of a iphone. Easy to carry, can be folded into the wallet size fit into a pocket.
• 【Water Resistant material】This lightweight hiking daypack is made of water-resistant material and zipper. Effectively prevent rainwater from wetting the phone or cash and other items in the backpack.
• 【Durable】Tear-resistant 30D nylon will effectively prevent branches, stones from scratching the pack, keys and other products can also be safely placed inside. All stitches are strengthened to suit long-term use.
• 【Multipurpose】This Foldable backpack provides enough space for outdoor travel, camping, hiking, day trips and shopping. Comes with a main zipper pocket, a front zipper pocket and two mesh side pockets. The main compartment provides enough storage space for day trips, hiking and shopping. It is also an ideal choice for international travel at the airport.
• We want to make sure you have an amazing experience with us. 30 day no hassle returns / free exchange,12 month warranty.

4Monster

• FRAME-LESS and MODERN DESIGN- The frame-less design saves weight yet still offers the back and shoulder support you need. Features include adjustable shoulder straps and a sternum strap with built-in safety whistle. The result is a well-supported pack that conforms to your unique structure. With a sleek and modern look, this trail pack embraces clean lines and minimalist efficiency.
• ULTRALIGHT and COMPACT- At 13 ounces, this is one of the lightest backpacks on the market today. The ultralight weight allows you to cover longer distances with less wear and tear on the body.
• 30L CAPACITY- Plenty of space for day trip or weekend journey. Stretch-woven side pockets accommodate a full range of water-bottle shapes and sizes. Because of the lightweight design, the only weight you will feel is what is packed inside.
• EXTREMELY PORTABLE- The pack folds down into an integrated travel pouch, making it easy to toss in your jacket, suitcase, or console for any journey. Additionally, the backpack's loaded dimensions are compatible with airline carry on standards.
• DIMENSIONS- Full capacity measures @ 21 in x 10 in x 8 in. Packable pouch measures @ 7 in X 7 in X 3 in.

Compass Outdoors

• 20-liter capacity day pack weighs less than three ounces and packs down to the size of a tennis ball
• Made from durable and water-resistant 30D siliconized Cordura Nylon with reinforced bar-tacks
• Two-way zipper closure, ergonomic shoulder straps and webbing loops for attaching a bike light
• Versatile enough for travel, grocery runs, cycling or peak bagging
• Includes attached stuff sack and handy aluminum carabiner; weight 2.5-ounces

Sea to Summit