Moisture-proof polybags are essential for protecting textiles during container shipments, especially in sea transport where humidity and temperature fluctuations are common. These conditions can lead to mold, mildew, discoloration, and unpleasant odors in garments, causing serious damage. Polybags act as a protective barrier that prevents moisture from reaching the fabric while also shielding products from dust and contamination. Proper packaging helps maintain the original quality, appearance, and freshness of textiles throughout transit.