FULL ZIP-AROUND OPENING FOR LAY-FLAT PACKING. EXTERNAL-ACCESS LAPTOP POCKET FITS 16 DEVICES. MESH POCKETS FOR ACCESSORIES. HANDY SHOE POCKETS TO KEEP THEM SEPARATE. VENTILATED CONTOUR BACK PADDING SYSTEM AND PADDED SHOULDER STRAPS. WATER-RESISTANT ZIPS. 470 X 300 X 210 MM.