... steel, 2.Fabri material: Polyester 3.firm and stable 4.pleasant to your eye 3*4.5 M Pop up Tent A-HG ... ,sports event,outdoor activities,emergence and relife,temporary warehouse,etc.3.Specification: 3m*3m,3m*4.5m,3m*6m4.Frame material ... applies electrostatic spray);steel(coating with baking white varnish process)5..Accessories:curtain cloth,curtain with transparent window or transparent PVC ...