OGIO Epic Customzied Backpacks, Black color_Port Authority_L528 set in sleeves with button cuffs ME0EK50S L White set in sleeves with button cuffs It features double knit construction as well as a zippered pocket on the left sleeve and a chin guard 200D poly Ultra padded air mesh back panel with ventilation channels Adjustable sternum strap Front strap cellphone digital media device pocket Two fleece lined digital media pockets with weatherproof zippers and headphone exit port Large drop in fleece lined valuables pocket Two side insulated water bottle sleeves with leak ports Deluxe organization panel Easy access airline ticket and magazine sleeve for travel Power cord and other laptop accessory storage Laptop sleeve: 16 5'w x 11'd Capacity: 2