Product Description This is not any ordinary Backpack guys, It is specially made of wetsuit material called Neoprene to withstand any adventurous activities you throw it in. Whether it is water sports, hiking up mountains, running in the rain, or even a session in a sweaty gym the fabric on this bag will withstand the elements. At the same time keep all your belongings safe and in order with its organizational functions. Inside features include Mary + Marie's signature organizer with bonus cards, smartphone, and stationary. Great as a sassy study bag for the day or night time classes. It’s what's on the inside that counts as this bag features our signature M+M interior lining details which include: Separate inside section for all your essentials like a laptop, iPod and also perfect for your folder/files to be organized, Handy see though mesh pockets for easy access to your small items, Inside Key Clip, no more hunting to the bottom of your bag for keys and a small pouch for other kinds of stuff Care & Info Delicate Handwash Only Sizing Dimension/Size/Weight: Width: 30.0 cm, about 12.0 inches ; Height: 46.0cm, about 16.0 inches ; Depth: 15.0 cm, about 6.0 inches; Drop: Backpack straps convert to an adjustable shoulder drop up to cm ; Weight: 1.0 kg ; Available in one size and in black and navy blue neoprene colours Materials Used: Black Neoprene fabric and 100% Cotton Lining Meet The Designer Mary + Marie has one goal in mind– to simplify life. Classic shapes and styles that are functional and keep day-to-day life in check. Lovingly made from fabrics sourced from the world over, Mary + Marie puts a unique touch on every piece. From carefully designed details to timeless colorways, Mary + Marie knows just how personal a bag can be. Taking functionality to the next level with fully waterproof zip-out compartments that can be removed, allowing you to change bags depending on the occasion, or mood. Sometimes simple ideas really are the best. Mary + Marie bags are made with respect – for our customers and their needs, for the people who make our products, and for our planet.