What design considerations ensure comfort in WPC outdoor armchairs for extended use?

When designing WPC (Wood-Plastic Composite) outdoor armchairs for extended use, several key factors must be considered to ensure maximum comfort. First, ergonomic design is essential—contoured seats and backrests that support natural body posture reduce fatigue. Second, cushioning materials should be high-density and weather-resistant to maintain comfort over time. Third, armrest height and width must accommodate relaxed arm positioning. Additionally, breathable WPC materials prevent heat buildup, while lightweight yet sturdy construction ensures stability. Finally, UV and moisture resistance prolong durability, making the chairs ideal for long-term outdoor use. By prioritizing these elements, WPC armchairs can deliver both comfort and longevity.