Dopamine Multilayer Folder File Bag 100PCS.Dopamine color scheme is a must-have for office work with multiple layers of folders. The outer layer is made of PP material, which is waterproof and durable, effectively protecting internal files. The 13 story compartment space makes it easier and more convenient to store your data bills.1 location includes the shipping cost to US. Orders of 500 pieces or greater are eligible for sea shipping. 100% guarantee for quality. Rush Service.