Park chairs are designed to endure harsh environmental conditions, including pollution exposure, which is a common challenge in urban areas. Manufacturers use durable materials like powder-coated steel, aluminum, and high-density polyethylene (HDPE) to resist rust, corrosion, and chemical damage caused by air pollutants. These materials are also UV-stabilized to prevent fading from sunlight.

Regular maintenance, such as cleaning with mild soap and water, helps remove pollutants like dust, smog, and acid rain residues. Some park chairs feature anti-graffiti coatings to repel paint and other contaminants. Additionally, designs with minimal crevices reduce dirt accumulation, making upkeep easier.

Innovations like self-cleaning coatings and recycled materials further enhance sustainability and pollution resistance. By combining robust materials with smart design, park chairs remain functional and aesthetically pleasing despite prolonged exposure to urban pollution.