Amazon.com: LOVEVOOK 40L Travel Backpack for Women & Men 。40L Expandable Carry On Travel Backpack with Packing Cubes | Fits 17\" Laptop | Khaki ✈️ AIRLINE APPROVED Dimensions: 18.5 x 12.2 x 10.23 inches | Max capacity: 40L | Fits in overhead compartment and under the seat | Lie-flat opening for fast security screening ? WHAT\'S INCLUDED 2 clothing packing cubes + 1 shoe bag (holds 1–2 pairs or doubles as a laundry bag) ? EXPANDABLE CAPACITY Adjustable 25L–40L | Built-in elastic compression band | Stores 3–5 days of clothing | Saves up to 10% extra space ? BUILT FOR COMFORT & PROTECTION Airflow back panel with thick padded support | Adjustable chest buckle | Durable water-resistant polyester | Dedicated laptop compartment ? VERSATILE USE Weekend trips · Business travel · Hiking · Camping · College · Daily commute · Work Color: Khaki Condition: New