Aluminum outdoor garden patio big umbrella 1) 3.5M*8K 2)aluminum pole, ... alu. ribs,180G polyester Aluminum outdoor garden patio big umbrella Specifications:1. 3.5x3.5m square umbrella2. no ... rope type with plug, double layer aluminous umbrella3. umbrella height:2.95m,4. Material: four long ribs are ... in aluminum, center stand: 58*1.6tMM, first AL ribs:18*28*1.2t,umbrella cloth: 180grams/M2 terylene ...