Amazon Multi-Channel Fulfillment (MCF) is a 3rd Party Logistics (3PL) solution that delivers fast, reliable, and low-cost fulfillment. Businesses of all sizes can leverage the power of Amazon’s fulfillment network to pick, pack and ship orders to your customers anywhere, 7 days a week. The app is built by Amazon, is reliable, and automates order management and fulfillment by integrating your Shopify store to Amazon MCF’s e-commerce logistics infrastructure.