There are features galore with this versatile backpack. The TSA locking zipper and material are water repellent. There are neoprene pockets inside, accessory pockets on the shoulder strap, padded side pockets, and hidden pockets on both the inside and the back. It has a USB port (leading to inside cord), reflective safety strip on the front, sturdy trolly loop, padded handle, and mesh padded venting system on the back. It is capable of holding a 17 laptop along with multiple other devices.