Best Expandable Backpacks

JanSport Agave Hiking Backpack - 32 Liter Daypack with Universal 3L Hydration System or 15 Inch Laptop Sleeve, Black

  • THE MOST TRUSTED NAME IN BACKPACKS - Our belief in our packs is strong! Every JanSport comes with a lifetime warranty. Carry your JanSport with confidence, knowing we'll replace or repair any breaks.
  • LIGHTWEIGHT DAYPACK - Durable fabric, with AirCore shoulder straps, adjustable sternum strap, waist belt & side compression straps for a secure and comfortable carry.
  • FUNCTIONAL PACK - Stay organized with a snap closure expandable main compartment, quick access & padded loft pocket for accessories, secondary compartment with organizer panel, and dual side water bottle pockets.
  • VERSATILE BACKPACK - Use for school & outdoor adventures.
  • Padded internal sleeve designed to fit a 3L hydration system or fits up to a 15" Laptop.
  • AMERICAN TRADITION IN BACKPACKS – Generations have grown up & come to rely on this trusted brand. Over 50 years of schools, work, road trips, discovering fun, freedom & adventure.
Check Stock

Essential Expandable Tools for Travel

  • 【Super Strong and Lightweight】The trekking poles weigh only 9.6 ounces each, so you won't feel heavy. PJPP.
  • 【Travel Essentials】Our trekking poles can be easily packed and stored in suitcases, backpacks and duffel bags.
  • 【NEW IMPROVED MODEL】The trekking poles come with padded straps for maximum comfort and ergonomic grip..
  • 【After-sale service】If you have any questions, please feel free to contact us, and we will answer you as soon as possible..
Check Stock

Back Expandable Cat Backpack Carrier, Fit up to 12 lbs, Space Capsule Bubble Window Pet Carrier Backpack for Cat and Small Puppy

  • TRANSPARENT BUBBLE FRONT + EXPANDABLE BACK. This cat backpack carrier increase your pet's visual space via front transparent hard shell, gives more room and play time inside by expandable back panel. The real ever bigger expandable cat backpacks..
  • BREATHABLE SPACE CAPSULE BUBBLE CAT BACKPACK. Extra 9 vent holes around this carrier backpack and two side windows to perform great air circulation inside. Expanded back panel to be a giant tent bed for your furry friends to enjoy outdoor time with nature and sunshine well without feeling stuffiness in the backpack, the best ventilation ever..
  • ECO-FRIENDLY AND NON-TOXIC PET-SAFE MATERIALS MADE BACKPACK FOR CATS. Light weight and super wear-resistant shell perfectly against biting and scratching by pets. Entire backpack is less than 3 lbs only, suggest for cats from 1-12lbs and small dogs from 1-10lbs to leave enough room inside to turn around. Roomy backpack for pet to lie down and stand up. Airline Approved..
  • TWO CARRYING WAYS. Portable and Wearable shoulder pet carrying carrier backpack with adjustable chest buckle for travel and hiking outdoor activity, the real travel backpack for cats..
  • This backpack for cats, great bookbag carrier for cat provides protection for your furry friends and adheres to Amazon's ....
Check Stock

Carry On Backpack, Expandable Travel Backpack for Men Women, Taygeer 40L Flight Approved Business Trip Luggage Daypack Water Resistant Weekender Overnight Bag Perfect Fit for 17 inch Laptop, Black

  • Expandable & Large Capacity--This luggage backpack with an expandable design gives you a greater capacity from 22L to 40L. Before extended is 22L: 20 x 13.5 x 5.5 inch. After extended is 40L: 20 x 13.5 x 8.5 inches.
  • The mens backpack travel is large enough for vacation, weekend getaway, overnight trip, businese trips and international travel. Great valentine's gift for him or her, given as a gift for travelers, co-workers, students,teens, boys, girls, friends, mother, father, men or women.
  • TSA Friendly--The carry on backpack meets the maximum size allowed by IATA flights, can be fitted overhead and under-seat. This casual daypack backpacks is ideal for frequent flyer, business executives or weekend traveler. The TSA 180 degree zipper closure helps you go through the security check quickly.
  • Multi-Functions Compartments--Luggage backpack design with multi compartments for travel gears. Main compartment with mesh zipper closure can storage 3-7 days clothes for trip,one separate Waterproof pocket can organizer toiletries and wet item.
  • Organizer compartment with many pockets and key hook, keep your items organized and easier to find in this airplane backpack. Front pocket easy to access to small items and documents.
  • One separate laptop pocket hold 17 Inch, ....
Check Stock

Lekebobor Large Cat Backpack Carrier Expandable Pet Carrier Backpack for Small Dogs Medium Cats Fit Up to 18 Lbs, Dog Backpack Carrier, Foldable Puppy Backpack Carrier for Travel, Hiking,Grey

  • MAXIMUM AIR CIRCULATION & MULTIPLE ENTRANCES: Mesh windows on 4 sides for optimal airflow, 4 entrances (sides, front, and back) allow your pet to enjoy the outside scenery and easy entry into the carrier, and 1 expandable soft mat to keep your pet comfy during the journey..
  • EXPANDABLE & COLLAPSIBLE: This pet carrier backpack with an expandable back allows your pet to move around more comfortably and reduces the anxiety. And the carrier can collapse flat when not in use. Measures 13x9.8x16.5 inch, easily fits most small/medium-sized pets, weighing up to 18 lbs. Each airline sets their own specific requirements, so it is advised to check with your airline of choice..
  • STURDY & SAFETY: Equipped with a durable rod on the top and both sides are fixed with frames to stabilize the structure, plus a firm bottom pad offers solid support for your pets. Also comes with a safety leash to prevent escape, this pet backpack carrier is sturdy and safe for your pets..
  • COMFORT DESIGN: Made with quality and water repellent 300D Oxford fabric for long-lasting use. 2 side pockets to store pet supplies and a ROLLER BLIND can be pulled down to protect from the sun. The travel backpack carrier is portable for traveling, camping, hiking, biking, going to the vet, or walking in t....
Check Stock

WolfWarriorX Backpack Military Backpacks for Men Tactical 3 Day Expandable Bag

  • Large Capacity Tactical Backpack and Multi Compartments Military Backpack】Regular Size: 14.5’’x 21’’x 8’’. Expandable Size: 14.5’’x 21’’x 13’’. Main compartment expands from 39L (2380 cu in) to 64L (3905 cu in). This school backpack has 4 main loading spaces and water bottle mesh pocket. Plenty of rooms for a lot of stuff and plenty of separate compartments you have organized..
  • 【Multipurpose and Casual Laptop Backpack for Men Women Students】 This sog backpack is made of *Water Resistant* and durable 600D material, suitable for outdoor activities. This backpacks can be used to travel, trekking, hunting, hiking, climbing etc. This large backpack can be used as a book bag, school book backpack for college or high school students. This back pack is a casual daypack for different people, for men, women, boys and girls..
  • 【Expandable Backpack Water Resistant】This backpack cab be expanded by zipper on the side. The thickness of the side can be switched between 8 'and 13', and the maximum packet capacity can reach 64L. Can hold more things and the side buckles make it easy to secure it and reduce the size if it's full, and this backpack is water resistant, very suitable for outdoor activities..
Check Stock

Briggs & Riley @ Work, Black, Medium

  • Expandable Laptop Briefcase: This lightweight, medium soft-sided briefcase helps keep all your business essentials organized and protected. Fits most 15.6" laptops. Zip around expansion adds 2.5 inches of additional packing space.
  • Smart Design: Made with ballistic nylon outer fabric that resists wear, moisture, dirt and abrasion. SpeedThru pocket provides quick storage of items at security checkpoints.
  • Lifetime Guarantee: We're the only luggage company that offers an unconditional lifetime guarantee. If your bag is ever broken or damaged, we'll repair it free of charge, no proof of purchase needed, no questions asked.
  • Explore Our Collection: We make a wide array of durable luggage including carry ons, duffels, rolling garment bags and hardside spinners, plus backpacks, briefcases, crossbody sling bags and much more.
  • Engineered for Reality: We craft luggage for real world needs to make travel easier and more efficient, with innovative handles, pockets, and expansion systems for high functionality and more storage space.
Check Stock

Todo está roto

  • Expandable Hardside Luggage: This medium wheeled suitcase is ideal for 4-7 day trips. Our CX technology expands to give you 17% more packing space, then compresses back to original size. TSA friendly lock.
  • Performance and Style: Adjustable garment compression panels keep clothing flat to minimize wrinkles and keep contents secure. Aircraft-grade aluminum telescoping handle system with 3 stop heights and an ergonomic grip.
  • Lifetime Guarantee: We're the only luggage company that offers an unconditional lifetime guarantee. If your bag is ever broken or damaged, we'll repair it free of charge, no proof of purchase needed, no questions asked.
  • Explore Our Collection: We make a wide array of durable luggage including carry ons, duffels, rolling garment bags and hardside spinners, plus backpacks, briefcases, crossbody sling bags and much more.
  • Engineered for Reality: We craft luggage for real world needs to make travel easier and more efficient, with innovative handles, pockets, and expansion systems for high functionality and more storage space.
Check Stock

DocIt 8 Pocket Folder Multi Pocket Folder Perfect for School Office and Project Organization Expanding Folder Holds 200 Letter Size Papers Grey 00908-GY

  • 4 low profile expandable pockets per side allow you to divide your projects and/or classes into 8 tabs.
  • Organize up to 200 letter size school, office and project papers.
  • Perfect for back to school, this grey multi pocket plastic folder is made with extra-thick, durable polypropylene that is both flexible and tear....
  • Each expanding folder comes with blank, white write-on labels for easy tab identification.
  • The vertical orientation is ideal for backpacks, desks and school lockers.
Check Stock