The Metron 17 is an excellent office or school pack with it’s large side opening which easily swallows books and folders. Equipped with accessory pockets for cables, chargers, phone and pens in the side panels. Laptop pocket is opened on the side and separated from the main compartment for optimal ergonomics and protection. Reflective patches to ensure visibility. Top quality nylon straps with a thin layer of soft neoprene padding. Water protective tarp and polyester fabric with sealed zippers makes this a dependable companion between home and work, no matter how you get there. METRON 17 Specs: SIZE – 20,4×11,8×7,4 in / 52x30x19cm WEIGHT – 31,7 oz. / 900 grams VOLUME – 1769 cu.in. / 29 L LAPTOP COMPARTMENT Maximum laptop size (17”) – 15,5×10,6×1,6 in / 39,5x27x4 cm Fits MacBook Pro™ 17” MAIN COMPARTMENT: Width: 11,4 in / 29 cm Height: 17,7 in / 45 cm Depth: 5,5 in / 14 cm Fits 2 large A4+ folders or US binders: BODY Water protective tarp rubberized canvas and polyester fabric. BACK PANEL 600 denier polyester with 20 mm EPS foam padding. SHOULDER STRAPS Safety belt type nylon straps with 3mm neoprene padding. VISIBILITY Front panel: 9 cm2 reflective patch Sides: 10 cm2 reflective patch. (all reflective material 3M).