1. High Surface Area: The hollow structure of nanocages provides a large surface area, which is beneficial for applications such as catalysis and energy storage. 2. Tunable Properties: The size, shape, and composition of nanocages can be easily modified to suit specific needs. 3. Controlled Release: In drug delivery, nanocages can ensure the targeted and controlled release of therapeutic agents, improving treatment outcomes. 4. Enhanced Stability: Nanocages often exhibit improved stability under various environmental conditions, making them suitable for a wide range of applications.