From Patagonia the Arbor Classic 25 litre backpack in navy blue from the Patagonia bags core collection.

The Patagonia Arbor backpack is constructed from bluesign™ approved fabric and treated with a polyurethane coating and a DWR (durable water repellent) finish.

Product Details:

Material: Body: 6.2-oz 600-denier 100% recycled and solution-dyed polyester. Lining: 3.3-oz 200-denier 100% recycled polyester
Product MPN: 47958-CNY