We used thicker wood to further increase the sturdiness; made by experienced and mature craftsmanship; crafted from high quality solid fir wood, which is tough, long lasting and ideal for making outdoor furniture; can hold 880 pounds in our test. Curved seat and backrest with widened horizontal slats; small gaps between the wooden slats; good backward tilt angle; the length of the chain can be adjusted to make it tilt further; comes with two large spring hooks worth $30 for reducing shocks.