Thule 3204722 Aion 28L Expandable Travel Backpack with Laptop Compartment

The Thule Aion 28L travel backpack is a versatile, eco-conscious pack designed for everyday carry and adventure travel. This multifunctional backpack intelligently expands from 28 liters to 32 liters, providing 15% more packable space when you need it most.

Key Features:

• Expandable design grows from 28L to 32L capacity for additional packing space
• Easy-to-clean TPU divider separates clean items from dirty or wet gear, prevents odor and moisture transfer, tucks away when not needed
• Padded laptop compartment fits up to 16" PC/MacBook and 12.9" tablet
• Compatible with Thule Aion Sling Bag (sold separately) which functions as a supportive hip belt
• Pass-through panel secures backpack to rolling luggage for seamless travel
• Zippered top pocket and internal zippered pocket keep valuables organized and accessible
• Quick-access external stash pocket for frequently needed items
• Dedicated side water bottle pocket with secure retention
• External daisy chain attachment points for extra gear

Sustainable Construction:

• Outer shell, lining, and mesh made from 100% recycled polyester from post-consumer plastic bottles
• Durable 600D waxed canvas shell with water-resistant coating (PFC-free)
• Repels moisture, dirt, and stains naturally
• bluesign® certified for environmental responsibility

Ideal for commuters, weekend travelers, and outdoor enthusiasts who need a reliable pack that transitions seamlessly from urban environments to trail adventures.