POF shrink film is a strong, high-transparency, two-way shrinkable heat shrinkable film. The shrinkage rate is stable and balanced during the packaging process. After the packaging is completed, the corners are soft, tough, resistant to low temperatures, and will not harden, which effectively protects the quilt. Packaging items. No harmful gas is generated during use, and it can meet the requirements of most automatic and semi-automatic packaging machinery. It is an economical product.