Melange polyester and water resistant 900D coated polyester|External USB charger port with integrated internal cable to charge your device|Main zippered fully cell foam padded universal storage compartment including dual 15.6Ó laptop and 10.1Ó tablet compartments with Velcro closure|Internal zippered pocket and multiple pocket organiser|Zippered passport/security pocket on lumber back panel|Mesh backed padded shoulder straps and contoured padded mesh back panels|Hands free mobile/media suction cup panel on shoulder strap|Back webbing panel can slip over wheeled bag handle|Capacity: 15 Litres