Brenthaven MetroLite Backpack, Black/Red (2252101) Brenthaven's MetroLite Backpack is now zero impact - made possible by Brenthavens promise to invest in Green projects that offset any impact our products have on our environment. Fits notebooks 13- 17 Titanium ballistic nylon shell Multiple quick access pockets for AC Adapter and accessories Trolley Compatible Ergonomic padded shoulder straps for carrying comfort Legendary Lifetime Guarantee!