Tent size is customized. Width span from 3-60m, the length is no limited. Material: Construction made of hollow extruded aluminum alloy 6061/T6,aircraft grade. All aluminum components technically anodized. All the fittings is well hot deep galvanized.Textile covers made of polyester fabric,double coated with PVC on both sides, weight 850g/m2. Extremely durable and made of stable polyester material that is easy to clean and resistant to scratches. Flame-retardant according to DIN 4102, fire class B1, M2.