The MetroLite collection offers the perfect combination of style and protection in a lightweight case. MetroLite II features the CORE Protection System which flexes to provide a snug fit for your MacBook or MacBook Pro 15.4 . It offers a surprisingly large front organizer pocket for your iPod cell phone usb cords pens and other accessories; an innovative grommet and storage pocket for your iPod ear buds or cell phone headset; and a side zip compartment providing easy access to your AC adaptor or spare batteries. The ergonomic handles and padded removable shoulder strap make it easy and comfortable to carry heavy loads.Designed for: MacBook 13.3" MacBook Pro 15.4" Ecological AdvantageThis laptop case is made of high grade ballistic nylon. This is an extremely durable fabric that will truly last a lifetime. Brenthaven believes this is more environmentally friendly that buying an organic cotton or hemp bag that will last a few years and need to be replaced.In 2008 Brenthaven embarked on a new initiative called Zero Impact in which their ultimate goal is to achieve "carbon neutrality". Their strategy is to reduce what they can through smart business practices and offset what they can"t through investments in green initiatives that positively impact the environment. This commitment includes:Investing 5% of profits into green projects that positively impact our environmentReducing packaging and using biodegradable plastic bagsPrinting marketing materials on recycled paper and using soy-based inksFeatures Brenthaven MetroLite is now ‘zero impact’ – made possible by Brenthaven’s promise to invest in Green projects that offset any impact our products have on our environment. Computer compartment flexes to provide a snug fit for MacBook or MacBook Pro 15.4” Sleek steel blue ballistic nylon shell with faux-suede interior liner 6-sided CORE Protection System Combination zipper compartment for files and multi-media storage Front organize