Contour adjustable lumbar support panel reduces fatigue by shifting weight onto the hips. Padded, contoured shoulder straps ease neck and shoulder strain. Flap-free access to quickly reach computer and contents. Convenient front pocket organizes key items at your fingertips. Handle doubles as strap to hang case from wheeled bag. Expandable bottle holster and headphone port for MP3 player. 1680 Denier Ballistic Nylon protects against abrasions, punctures and tears.