Durable, insulating honeycomb aluminum panels. Breathable, black-out, 300gsm poly-cotton canvas. Waterproof polyester 75d ripstop rainfly w/ eco-friendly water-repellent (dwr) coating. 9-zone, 2.5 thick, insulated polyfoam. Double-layered fiber-reinforced plastic (frp) with 1 air insulation. 165 lbs (75 kg). 13.5 / 48. 82 ” x 77 ” (44.3 sq ft).