The benches double as the sandbox lid, so sand stays clean between sessions instead of collecting leaves and rain overnight. Fold them the other way and the same frame becomes a 41 in picnic table with a 31.5 x 14 in top rated 110 lbs. A 47 in umbrella slots in without tools and sets between 48 and 52 in at the rim. Fir wood with 200 g polyester fabric at 34 lbs. The wide seat carries 330 lbs, so an adult can sit down alongside. Assembly is required and a manual is included.