... strength and rustproof Alumi. 3)Waterproof,fireproof,UV resistant PVC 4)Factory good price Size:Include 3x3m,4x4m,5x5m,6x6m,8x8m ... )850g/m2 for roof PVC,660g/m2 for sidewall PVC.4)The maximum allowed wind speed is 100km/h.Optional Accessories ... .5m5.2m68x122x3mmSBX-88x8m8m2.5m6.7m68x122x3mmSBX-1010x10m10m2.5m7.2m68x122x3mm (5x5m) high peak marquee tent