Brands can transfer jacket production safely by sending the new manufacturer a physical approved sample, tech pack, shell fabric standard, lining reference, hardware card, label and packaging instructions, and previous QC comments. Jackets are more complex than basic tops because they involve structure, lining, zippers, snaps, rib, padding, pockets, collars, cuffs, and sometimes washing or coating. The new manufacturer should confirm fabric quality, trim matching, fit sample, PP sample, TOP sample, and inline QC before full bulk production. A pilot order is recommended for styles such as bomber jackets, varsity jackets, work jackets, windbreakers, and denim jackets because small construction differences can change the final fit and perceived value.