This document discusses lean manufacturing in the apparel industry. It defines lean manufacturing as a systematic approach to achieving the shortest possible production cycle by eliminating waste through continuous improvement. The objectives of lean manufacturing are to meet customer demand on time, eliminate non-value-added activities, minimize work-in-process inventory, and create flexibility for style changeovers. The document also covers the five pillars of lean manufacturing, types of waste, cellular manufacturing, Just-in-Time production, and provides a case study comparing production times with and without lean manufacturing.