Low-Density Polyethylene (LDPE) is a flexible, transparent thermoplastic commonly used in plastic films, bags, wraps, and packaging materials. Valued for its elasticity, moisture resistance, and ease of sealing, LDPE is ideal for food packaging, shrink wrap, and protective liners. It is non-toxic, safe for food contact, and recyclable under recycling code #4. LDPE production requires less energy than many alternatives, and its lightweight nature reduces carbon emissions during transport. While not as rigid as other plastics, its flexibility makes it perfect for applications requiring tear resistance and seal integrity. Many recycling programs accept LDPE, and innovations in biodegradable blends are expanding its sustainable use in eco-conscious packaging solutions.