Columbia Zigzag 18L Backpack vs Columbia Unisex Trek 18L Backpack

The main difference between the Columbia Zigzag 18L Backpack and the Columbia Unisex Trek 18L Backpack is that the Zigzag 18L Backpack has Loops and Attachments (Webbing loops) while the Unisex Trek 18L Backpack does not.

Columbia Zigzag 18L Backpack Front View
Columbia Unisex Trek 18L Backpack Front View
Specs Brand Columbia Columbia
Name Zigzag 18L Backpack Unisex Trek 18L Backpack
Category Laptop Laptop
Sub Category Everyday Everyday
Capacity (L) 18L 18L
Dimensions (in) 4 x 12 x 17.5 5.13 x 10.6 x 15.75
Fabric Polyester 100% Polyester
Color 7 Colors and patterns 2 Colors and patterns
Warranty Columbia Limited Lifetime Warranty Columbia Limited Lifetime Warranty
Price Under $75 Under $50
General Features Shoulder Straps Padded shoulder straps Adjustable shoulder straps
Main Compartment Access Normal zipped access Normal zipped access
External Pockets 1 front zipped pocket and 1 side pockets 1 front zipped pocket and 1 side pocket
Side Pockets Side pockets can fit water bottle Side pockets can fit water bottle
Water Bottle Yes Yes
Handles Top grab handle Top grab handle
Loops and Attachments Webbing loops
Lightweight Yes
Business & School Features Laptop Sleeve Laptop sleeve fits laptop up to 15" Laptop sleeve fits laptop up to 15"

You're currently comparing the Zigzag 18L Backpack by Columbia against the Unisex Trek 18L Backpack by Columbia.


Columbia 's Zigzag 18L Backpack is a Laptop backpack with Everyday features while Columbia's Unisex Trek 18L Backpack is a Laptop backpack with Everyday features.

The Columbia Zigzag 18L Backpack has a capacity of 18L (liters), weighs pounds and it's dimensions in inches are 4 x 12 x 17.5. It's made of Polyester and is available in 7 Colors and patterns in comparison the Columbia Unisex Trek 18L Backpack's capacity is 18L with a size of 5.13 x 10.6 x 15.75 inches. Constructed from 100% Polyester it weighs pounds and is available in 2 Colors and patterns.