This 40-liter Transporter is cabin-compatible for flights in the EU, making it a solid choice for travel. The 900 denier polyester fabric with TPU coating is both very durable and very water repellent. The Transporter series has always been popular - they can be carried in a backpack style if needed. Their padded shoulder straps can be easily hidden in your own pocket. - Small pocket for liquid bottles and valuables - The buckles are easy to use even with gloves on - ID card pocket - There are compression straps inside - Zipper pullers have holes for a separate small lock (not included) - Chest strap with an emergency whistle on the buckle - Convenient mesh pockets inside - Sturdy lifting handle on the side and on top - The polyester in the main material is recycled The product does not contain PFCs.