- Easy-access, padded side-zip computer pocket for 15" laptops
- Spacious main compartment with organization pockets, fleece-lined tablet pocket and key leash
- Hidden, zip-away side water bottle pocket
Key Medium Expandable Backpack Everyday Features
- Easy-access, padded side-zip computer pocket for 15\" laptops
- Spacious main compartment with organization pockets, fleece-lined tablet pocket and key leash
- Hidden, zip-away side water bottle pocket
Key Knack Backpack Travel Features
- Separate, patent-pending, expandable packing compartment holds 2 to 3 changes of clothes
- Meets most popular carry-on requirements as well as fits under most seats
- Packing compartment with easy-access suitcase lid
Key Medium Pack Technical Features
- Custom-developed, durable, water-resistant body fabric
- Molded, comfort-cool foam back panel
- YKK™ water-resistant zipper with custom-designed pullers

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Series 1: Medium Expandable Knack Pack®
Key Medium Expandable Backpack Everyday Features
Key Knack Backpack Travel Features
- Separate, patent-pending, expandable packing compartment holds 2 to 3 changes of clothes
- Meets most popular carry-on requirements as well as fits under most seats
- Packing compartment with easy-access suitcase lid
Key Medium Pack Technical Features
- Custom-developed, durable, water-resistant body fabric
- Molded, comfort-cool foam back panel
- YKK™ water-resistant zipper with custom-designed pullers
Key Medium Expandable Backpack Everyday Features
- Easy-access, padded side-zip computer pocket for 15" laptops
- Spacious main compartment with organization pockets, fleece-lined tablet pocket and key leash
- Hidden, zip-away side water bottle pocket
Key Knack Backpack Travel Features
- Separate, patent-pending, expandable packing compartment holds 2 to 3 changes of clothes
- Meets most popular carry-on requirements as well as fits under most seats
- Packing compartment with easy-access suitcase lid
Key Medium Pack Technical Features
- Custom-developed, durable, water-resistant body fabric
- Molded, comfort-cool foam back panel
- YKK™ water-resistant zipper with custom-designed pullers
Select Color
From $82.25
Original: $235.00
-65%Series 1: Medium Expandable Knack Pack®—
$235.00
$82.25Description
Key Medium Expandable Backpack Everyday Features
- Easy-access, padded side-zip computer pocket for 15" laptops
- Spacious main compartment with organization pockets, fleece-lined tablet pocket and key leash
- Hidden, zip-away side water bottle pocket
Key Knack Backpack Travel Features
- Separate, patent-pending, expandable packing compartment holds 2 to 3 changes of clothes
- Meets most popular carry-on requirements as well as fits under most seats
- Packing compartment with easy-access suitcase lid
Key Medium Pack Technical Features
- Custom-developed, durable, water-resistant body fabric
- Molded, comfort-cool foam back panel
- YKK™ water-resistant zipper with custom-designed pullers







