Park chairs are designed to withstand harsh outdoor conditions, and preventing surface pitting is a key factor in their durability. Surface pitting, often caused by corrosion, moisture, and environmental pollutants, can weaken metal chairs over time. To combat this, manufacturers use high-quality materials like aluminum or galvanized steel, which naturally resist rust. Additionally, protective coatings such as powder coating or anodizing create a barrier against moisture and chemicals. Some designs also incorporate drainage holes to prevent water accumulation. Regular maintenance, like cleaning and inspections, further extends the lifespan of park chairs by addressing early signs of wear. By combining these strategies, park chairs remain functional and aesthetically pleasing for years.