Top 10 Expandable Backpack for Men – Hiking Daypacks

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1. WolfWarriorX


WolfWarriorX Backpack for Men Tactical 3 Day Expandable Bag

WolfWarriorX #ad - Main compartment expands from 39L 2380 cu in to 64L 3905 cu in. This large backpack can be used as a book bag, hiking, boys and girls. Water bottle mesh pocket in the side. This back pack is a casual daypack for different people, trekking, for men, suitable for outdoor activities.

This school backpack has 4 main loading spaces and water bottle mesh pocket. Multipurpose and casual laptop backpack for men women students this sog backpack is made of *water resistant* and durable 600D material, school book backpack for college or high school students. Plenty of rooms for a lot of stuff and plenty of separate compartments you have organized. This backpacks can be used to travel, hunting, women, climbing etc.

It is convenient for you to drink water in outdoor activities. Large capacity tactical backpack and multi compartments military backpackregular size: 14. 5’’x 21’’x 8’’. Two walkie-talkie pouch on the back strap of the bag, It is convenient to use walkie - talkie when you walk. Molle system in the front, you can add different small pouch, mountaineering hook can be used for hanging small things. 2. Moreover, More comfortable, carrying more comfortable.
BrandWolfWarriorX #ad
ManufacturerWolfWarriorX #ad
Height8 Inches
Length21 Inches
Width14.5 Inches
Part Number08001_Bl



Laptop Backpack 17 Inch Waterproof Extra Large TSA Travel Backpack Anti Theft College School Business Mens Backpacks with USB Charging Port 17.3 Gaming Computer Backpack for Women Men Blue 45L

NUBILY #ad - Easy card zipper pocket offers a easy access to your keys, cards an coins. And breathable mesh back is perfect for comfortable carrying. And a small sleeve on the shoulder strap of rucksack is designed for packing your sunglasses.

Anti-theft zipper pocket on the back is to keep your valuable items safe. Large capacity & multiple pocketsexternal dimensions: 14. 1*8. 3*18. 5 inchesl*w*h. Please note that the power bank is not included in this USB laptop backpack And the headphone interface is a easy access to your earphone usage. Capacity: 45 l. Serve well as a durable travel backpack for men. It provides more secure and protection for your items in the rainy days.

More than 15 functional pockets ensure you to keep your personal belongings well-organized and get them easily whenever you need. 2 main padded compartments with dual zipper fit for 15. 6, but if laptops' form is too large, 17 and up to 17. 3 inch laptop. Since the laptops' appearance of different brands is different, this backpack is suitable for most 17. 3-inch computers, it may not be suitable.
BrandNUBILY #ad
ManufacturerNUBILY #ad
Height18.5 Inches
Length14.1 Inches
Width8.3 Inches



Expandable Adjustable Backpack With Waist Strap 39-64 L Large 3 Day Rucksack for Outdoors Hiking GYM Camping Trekking Military Tactical Bug Out Durable Comfortable and Lightweight Bag

ARMYCAMO #ad - Design + great gift - one nice surprise is the waist strap is removable for when you are not hiking, camping and trekking. 100% money back guarantee: if after you use your tactical backpack for one of it's many applications and you are not impressed with it along with absolutely loving it we will refund your money.

The generous space helps you fit anything you need for a 3-day adventure outdoor. For any active outdoor person - our bag is ideal for people who like camping, traveling, fishing, hunting, hiking, climbing etc. Get yours and more for family and friends TODAY! Absolutely no risk. Weight:2. 7 lbs. Extra large size + mesh pockets - measures size: 20 1/2"; x 15" x 7 3/4" – 12 3/4" when fully extended; capacity: 39~64 Liters. It also has a waist pack for increased safety and more comfortable experience.

The backpack comes with our 100% satisfaction guarantee. Our world-class armycamousa customer service wants you to be SATISFIED with your purchase. The main area expands from 5" to 10" to fit more gear. Durable 3-day expandable backpack - are you looking for a heavy duty Backpack for your next adventure? Our Backpack is made of finest 600 denier polyester with vinyl backing. It has multiple zipper pockets and compartments so you can easier organize and find yours belongs.
Height8 Inches
Length21 Inches
Weight2.7 Pounds
Width14.5 Inches
Part Number08002



Mark Ryden 23/40L Carry on Travel Backpack for Men underseat Flight Expandable Bag fit 17.3 Laptop

MARK RYDEN #ad - Large and expandable roomycompressed capacity of 25l. Multiple carrying backpack use as a daily backpack, a flight approved carry on bag or attach this bag on the luggage for hands free: a strap at back allows backpack to attach on the luggage handle tube and hide-away backpack straps.

Selection of high-quality smooth sbS ZIPPERS and durable water-proof polyster, special cushion for back and shoulder strap which relieve your pressure effectively. Ergonomic comfortable design travel backpack Multi-panel Airflow Design provides extra padding for comfort and maximum back support. Adjustable waist straps and breathable mesh shoulder straps with plentiful sponge passing help relieve the stress from your shoulder.

Design to fit the allowed maximum size of an IATA flights, enough space for your personal stuff for a long journey. Dimensions19. 7*12. 2*6 inch normal. What’s more, mesh compartment x3, there is a quicker access front zip pockets and a anti-theft backside pocket. Full-expansion zipper creates 30% more packing space—40L. Three main pockets which includes 7 compartments inside -- padded laptop sleeve x1, tabelet sleeve x1, basic compartment x2. 19.
ManufacturerMARK RYDEN #ad
Weight2.65 Pounds
Part NumberMR8057



64 L Outdoor 3 Day Expandable Backpack for Gym Sport Hiking Camping Trekking Travel Military & Tactical,Bug Out Bag, 40L

ARMYCAMO #ad - A great advantage is the accordion zipper or expandability so you can shrink it down to a smaller bag when you don't need the extra room or expand it to 5 inches deeper for more gear. A solid multifunctional backpack for combat, range, survival or hunting.

The backpack comes with our 100% satisfaction guarantee. One nice surprise is the waist strap is removable for when you are not hiking, camping and trekking. With its 600 denier polyester making it tear resistant with awesome straps and great zippers. The pack holds 3 days worth of clothes along with toiletries and other essential gear. Our world-class armycamousa customer service wants you to be satisfied with your purchase.

It even has a hydration compartment. It is completely versatile for any backpack situation. There's plenty of compartments to store and organize your life. It is water resistant keeping everything dry in a storm. You will love having so many different places to put all your stuff to keep it all separated. It will easily handle 40lbs internally. You will be so impressed with our backpack. At 14.
ManufacturerARMYCAMOUSA #ad
Height8 Inches
Length21 Inches
Weight3 Pounds
Width14.5 Inches
Part Number1



Black, Extra Large Travel Backpack Expandable Airplane Approved Weekender Bag for Men and Women, Water Resistant Lightweight Daypack for Flight 40L, Matein Carry on Backpack

MATEIN #ad - Durable and lifetime : this large travel backpack is made of water resistant lightweight polyester with lockable zipper heads. Coud be survived in different temperatures. Unzipping to get 40L storage then can easily hold packing cubes, etc. The best gift choice for Thanksgiving Day, Valentine's Day.

It fits overhead and under seat while on state of standard carry on size, outfits, make-up bag, or occasional vacationer. Easy to carry: the luggage backpack is light to carry due to its adjustable shoulder straps, Christmas, comfortable air-mesh ventilated back panel. Expandable & large capacity: this extra large travel backpack with expandable feature offers you more packing capacity. With study zippers and decent stitching, this backpack won't show any defects when on the go, ensuring you an unforgettable weekend getaway. Built for travel: front compartment is for little gear such as notebook, set to go across your chest, phone, pen, earphone.

Does your partner like to travel? It's a good valentines day gifts for him or her. 4 external compression straps keep contents from sloshing around and can get an inch or two more of vertical space also reduced stress on the zippers. Best father's day gift for dad. The large inside pocket has internal compression elastic straps. Two padded grab handles are set on the top and the side of the travel backpack, New Year, making it easily to take the bag from an overhead bin.
BrandMATEIN #ad
ManufacturerYoTwo #ad
Height6 Inches
Length19.5 Inches
Weight2.4 Pounds
Width13.5 Inches
Part Number1159BLK
WarrantyLifetime Warranty

7. Swiss Gear


SWISSGEAR 6067 Getaway 2.0 Big Expandable Men's and Women's Ultra Spacious Hybrid Carry-on Luggage Backpack with Laptop Sleeve, Heather Grey

Swiss Gear #ad - And if you run out of packing space during your trip, need not worry as the packing compartment expands with the simple slide of a zipper. With a split-case design, the interior mimics the organization of a luggage while exterior pockets stay true to its backpack origins.

Designated laptop compartment: Protect your 15” laptop in a separate back compartment with a clever side zipper to quickly access your laptop. Organizer pockets: a full organizer compartment features multiple divider pockets for your smartphone, passport, and other essentials. Other pockets include a crush resistant sunglasses compartment, a side elastic water bottle pocket, and a discreet internal RFID passport pocket for greater protection of your valuable documents. Hybrid backpack/luggage construction: prepare for a three-day business trip or long weekend getaway and pack all your things in this one pack.

Travel comfort & convenience: along with ergonomic, adjustable shoulder straps and side compression straps to keep everything in place, an add-a-bag strap glides over your wheeled luggage retractable handle for seamless mobility at the airport. And when you don’t want to carry a backpack into the office, simply tuck away the shoulder straps and carry with the top or side padded grab handle. Dimensions: exterior — 22. 5" x 13. 0" x 6. 8"; laptop compartment — 14.
BrandSwiss Gear #ad
ManufacturerSwissGear #ad
Height9 Inches
Length22 Inches
Weight1.25 Pounds
Width14 Inches
Part Number6067424450

8. AmazonBasics


Black, AmazonBasics Carry-On Travel Backpack

AmazonBasics #ad - Main compartment measures 5. 5 by 13 to 14 by 21. 5 inches lxwxh; main upper packing compartment measures 3 to 5 by 13 to 14 by 21. 5 inches lxwxh; full-expansion zipper creates 10% more packing space.

Carry-on travel backpack with internal, zippered laptop sleeve; ultra-flexible and lightweight; made of durable polyester. Front pocket and front-top pocket for easy access to documents and travel liquids; main upper packing compartment with organizer, expandable storage space tuck-away ID pocket. Padded shoulder straps disconnect easily and store away in zippered back pocket; removable sternum strap, waist belt, and shoulder strap; well-placed exterior handles. Main compartment with zippered mesh space, optional midway shelf, and internal/external compression straps.
BrandAmazonBasics #ad
ManufacturerAmazonBasics #ad
Height8.25 Inches
Length15.75 Inches
Weight3.64 Pounds
Width21.5 Inches
Part NumberZH1603233R1



Travel Backpack, Expandable Laptop Backpack for Men Women with USB Charging Port, Black, Large Water Resistant Business Computer Bag Gifts Anti Theft School Bookbag Fits 15.6 Inch Notebook

MATEIN #ad - Usb port & anti-theftwith built in usb charging cable, can store cards, this travel backpack with usb charging port offers you a more convenient way to charge your phone while walking. Side mesh pocket for water bottle and compact umbrella. Luggage strap & back supportthe luggage sleeve allows large backpack was placed on the suitcase tube to free your hands and back.

Backpack with laptop compartment can fits 15. 6 inch laptop or less. The shoulder strap with zippered pocket, can use as Christmas/Mother's/Father's day gift. Durable material & best gift choicethis computer backpack is made of water resistant and sturdy polyester fabric with metal zippers. By opening the closure zipper on the main compartment, New Year Gift.

Expandable & big capacitynormal capacity is 29. 5l, it's a great thanks giving day gift, you will get more roomy capacity than slim laptop backpack to storage a lot of items. One spacious main compartment for books, travel gear. Multiple pockets & organizedthis roomy backpack for travel owns 17+ independent pockets. Serve well as a professional travel backpack for men, business travel backpack for women. As a mens/womens travel backpack, Christmas Gift, After Expanding: 36.
BrandMATEIN #ad
ManufacturerYoTwo #ad
Height18 Inches
Length12.5 Inches
Width10 Inches
Part Number136400BLK00

10. Eastsport


Eastsport Oversized Expandable Backpack with Removable EasyWash Bag, Black

Eastsport #ad - 6 separate compartments and 3 interior pockets allow for ultimate organization. Zip-around expandability up to 2. 5" in makes fitting all your essentials easier. Msrp $49. 99; limited lifetime guarantee; Dimensions: 18 by 12. 5 by 7 Inches. Heatescape padded mesh back ventilation system ensures your back will be comfortable and cool. Base zip compartment with removable EasyWash bag lets you separate the smart way.
BrandEastsport #ad
ManufacturerBijoux Inc #ad
Height9.5 Inches
Length18 Inches
Weight1.4 Pounds
Width13.5 Inches
Part Number117810-BLK