The foundation of osprey39s meridian 60 relies on osprey39s unique injection molded highroad chassis consisting of an abs polymer plastic for durability and using polyurethane wheels that eat tarmac for breakfast for comfort and control a retractable ergogrip handle ensures that wherever you go your bag will follow inside the bag you will discover a multitude of organisation options including a liquidaccessory pocket and dual mesh pockets to separate dirty clothes and shoes the i