Most apparel brands don't realize their fulfillment is broken until returns start piling up and customers stop coming back. Apparel fulfillment services carry unique pressure points that other product categories simply don't face: high SKU counts across sizes and colors, return rates that regularly hit 30% or higher, and garments that wrinkle or get damaged sitting in the wrong storage conditions. After reviewing dozens of providers across warehouse capabilities, accuracy records, and real customer outcomes, this guide narrows it down to five services worth your serious attention.