Parallel Folding Mechanism: The frame folds flat easily for compact storage when it is not in use.Multi-Angle Adjustment: Many models of this specific design can tilt or shift between 90° and 180° angles to allow easier access to the storage baskets.Ventilated Mesh Baskets: Made with durable carbon steel or iron mesh, making it ideal for keeping fruits and vegetables fresh.Mobile & Lockable: Features 360-degree smooth-rolling caster wheels with built-in brakes for stability.