Features:- Laptop And Tablet: Dedicated compartment for laptops and devices with screens up to 17 inches. Highly resistant ZIPPRO zipper system. They have been tested with more than 20,000 uses.- Sports Equipment: Easily holds 2 pairs of shoes, towel, gym clothes, meal prep and small workout accessories Front and side cinch design for additional accessories Ergonomically designed adjustable TRUFIT compression straps with hook and loop ties for comfortable carrying.- 2 Side Bottle RACKS: 2 compartments for the shaker and water bottle, you can carry them comfortably and it does not take up space inside the backpack.- Waterproof: Made with 900D Oxford material resistant to rain splashes, backpack suitable for outdoor situations, sports, hiking, hunting, crossfit.- Breathable: The backpack has a breathable mesh on the back that allows sweat not to stay when you have the backpack on your back in hot situations.Specifications:- 45L size with multiple compartments, bags and zippered pockets. 180 degree flat opening for easy packing/unpacking All compartments have two-way openings, storm flaps and pull tabs for easy access- Cabin Size: Travel in the cabin without paying on Ryanair and Vueling. The measurements are suitable for hand luggage: 49cm x 26cm x 30cm (check with your airline)