Frame:
Superior Quality Anodized Aluminum Tube 25 mm external diameter & 1mm wall thickness. Special alloy series 5000 with the addition of Manganese Chromium and Magnesium. 
Fabric:
The Recacril Marine Grade fabrics are designed for use on boats, made from solution-dyed acrylic fibres with exceptional resistance to saline environments and treated to retain its water-repellent characteristics. The fabrics are proven to be long-lasting and high resistant over time. Extending its life spam is the most effective measure to protect the environment as it reduces the need to replace them which translates into less consumption and waste.
Hardware:
Stainless Steel Bolts and Nuts

Special Aviation Grade Aluminum Rivets

Anodized Aluminum Parts

Armrests:
Bamboo