These are minimalist round metal tray side tables, often called tray tables because of their removable tops. They are popular for their versatile, lightweight design that fits into modern or Scandinavian-style interiors.Key FeaturesRemovable Tray: The tabletop functions as a serving tray with raised edges to prevent items from sliding off.Foldable Frame: The metal base typically features a cross-leg (X-frame) design that can be collapsed for easy storage.Materials: Most versions are made of powder-coated steel or iron, making them rust-resistant and suitable for both indoor and outdoor use.Protective Detail: Legs often include non-slip rubber foot pads to protect floors from scratches.