Sturdy steel construction holds up to 710 lbs for a double lounge chair. Ergonomic backrest with 5 back tilting positions fits your different needs to a better enjoyment. 2 separate adjustable backrest not lead to conflict. Soft non-woven cushion provides a more comfortable relax. Waterproof cover easy to maintenance. Environmentally friendly PE rattan breathable and waterproof skin-friendly to the human body. Acacia wood wheels easy and effortless transportation. Class and modern appearance modeling fluent graceful good air permeability. WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. See www.P65Warnings.ca.gov.