1)Size:(lay flat)75(L)x56(W)x5.5(T)cm,size of the seat:56x50cm 2)Material:420D polyester,steel tube,foam 3)Durable steel frame 1. Folding design and easy assembly provides easy transportation.2. Compact and lightweight.3. Durable steel frame and fabric.4. Can be used on beach, camping, and outdoor.5. Steel tube is strong.