It is 100% synthetic and resistant to rot and mildew. It is highly resistant to UV radiation and fading. It can withstand temperature extremes, ranging from -30°C to 70°C. It is an ideal material to be used near swimming pools or other aggressive environments with chlorine or salt water. Sagging is minimal as it has a maximum stretch of 3%. It also has a “memory” – it will slowly regain its original shape after it has used, especially when placed out