This set of 2 swivel chairs for living room is supported by a sturdy metal base that ensures stability and safety while sitting. The metal base can support a good amount of weight without tilting, making it durable and reliable. The circular armchair with 360 degree, allowing you to easily adjust your sitting position without having to get up. This feature adds to the convenience and comfort of this cozy swivel chair. No assembly required. Simply take the chair out of the box and you're all set.